"Ap Biology Photosynthetic Organism Free Response" Essays and Research Papers

  • Ap Biology Photosynthetic Organism Free Response

    AP® BIOLOGY 2009 SCORING GUIDELINES (Form B) Question 3 Water is essential to all living things. (a) Discuss THREE properties of water. (b) Explain each of the following in terms of the properties of water. You are not limited to the three properties discussed in part (a): • • • the role of water as a medium for the metabolic processes of cells the ability of water to moderate temperature within living organisms and in organisms’ environments the movement of water from the roots to...

    Copyright, Covalent bond, Energy 1076  Words | 10  Pages

  • AP Biology Free Response Question

    allele frequencies), and gene flow (the transfer of alleles between populations). Although each of these mechanisms has distinctive effects on the genetic composition of populations, only natural selection consistently improves the match between organisms and their environment (adaptation). Beneficial traits are passed down from generation to generation according to the principle that individuals that are better suited to their environment survive and reproduce better than those that are not suited...

    Allele, Allele frequency, Evolution 1158  Words | 3  Pages

  • Ap Biology Photosynthetic Organism Free Response

    may vary with changes that occur in environmental temperature, wavelength of light, and light intensity. Using a photosynthetic organism of your choice, choose only ONE of the three variables (temperature, wavelength of light, or light intensity) and for this variable. • Design a scientific experiment to determine the effect of the variable on the rate of photosynthesis for the organism • Explain how you would measure the rate of photosynthesis in your experiment • Describe the results you...

    Cyanobacteria, Incandescent light bulb, Leaf 633  Words | 2  Pages

  • Ap Biology Free Response

    genetic material’s ability to multiply into double-stranded genetic material, and how the double-stranded material (DNA) still has some resemblance to the one-stranded genetic material. DNA base composition is a genetic method used to compare related organisms through their genetic material (DNA). This new more scientifically sound evidence has enabled new findings such as Achaea’s newfound relation to Eukaryotes. Physically, Archaea seemed to be more closely related to bacteria, but genetically Archaea...

    Archaea, Bacteria, DNA 406  Words | 2  Pages

  • Ap Biology

    AP Biology ® Course Planning and Pacing Guide 2 Ed Braddy J. W. Mitchell High School New Port Richey, Florida © 2012 The College Board. College Board, Advanced Placement Program, AP, SAT and the acorn logo are registered trademarks of the College Board. All other products and services may be trademarks of their respective owners. Visit the College Board on the Web: www.collegeboard.org. Except where otherwise noted, this work is licensed under Creative Commons Attribution 3.0 license (CC-BY):...

    Advanced Placement, Cell, DNA 24244  Words | 92  Pages

  • Ap Biology Exam Free Response Exampl

    AP BIOLOGY EXAM ESSAY (FREE RESPONSE) QUESTIONS General directions: Answers must be in essay form. Labeled diagrams may be used to supplement discussion, but in no case will a diagram alone suffice. It is important that you read each question completely, and answer each section of the question. When giving examples, the first ones you give will be the ones graded. (if two examples are asked for, and you write about 4, make sure the first two are the best ones; they are the only ones counted...

    Bacteria, Cell, DNA 4046  Words | 37  Pages

  • Ap Psychology

    AP Psychology Free Response Questions Sample The following questions are samples of the free response questions from past AP Psychology exams. The free response sections are worth 33 1/3 percent of the total grade. Students have 50 minutes to answer two questions. The key to successfully answering these questions is to: completely define the terms using appropriate psychological terminology and then critically apply each term. Many students concentrate their efforts on the multiple-choice...

    Free response, Intelligence, Intelligence quotient 1439  Words | 6  Pages

  • Ap English Exam Free Response

    marriage. The arguments that he brings up are not about why she should marry him, but rather about why he should marry her instead. It is as if the receiver, the lady in question, asked Mr. Collins to marry her first and he is writing a response to the request. Also phrases such as, “and for your own, let her be an active, useful sort of person, not brought up high, but able to make a small income go a good way,” reveal that Mr. Collins thinks women are men’s subordinates when it...

    Age at first marriage, Charles Dickens, Engagement 671  Words | 4  Pages

  • Ap Biology

    AP Biology Unit Test Review Guide Plants Obtaining and Transporting Nutrients Pigments and photosynthesis 1. Distinguish between the strategies used by autotrophs and heterotrophs to obtain free energy for cellular processes. In other words, how and in what form does each capture and store that energy? 2. Explain how photosynthesis differs in eukaryotic organisms (with organelles such as chloroplasts) and in prokaryotic organisms (single-celled, no organelles). 3. How does a metabolic...

    Chloroplast, Eukaryote, Metabolism 325  Words | 2  Pages

  • Ap Biology Concept 1.1

    species 1-4 Evolution accounts for life’s unity and diversity 1-5 Biologists uses various forms of inquiry to explore life 1-6 A set themes connects the concepts of biology Overview:  Biology- the study of life (Page 2) Concept 1-1: • The study extends from the microscopic scale of the molecules and cells that makes up organisms to the global scale to the entire living people o We can divide the enormous range into different levels of biological organization. A Hierarchy of Biological Organization...

    Cell, Chromosome, DNA 991  Words | 3  Pages

  • biology

    then transmit nerve pulses results in the regulating mechanisms to balance the temperature. Temperature management in humans can be controlled in many responses, including sweating or shivering. Sweating is used when the temperature inside the body becomes too hot, usually ninety-nine degrees or higher. This mechanism is a corrective response to overheating along with vasodilation. This process is the closing of blood vessels to the skin surface and becoming more dilated. This allows the surface...

    Biology, Feedback, Homeostasis 895  Words | 3  Pages

  • Free-Response Questions from Past Ap Exams

    Free-Response Questions from Past AP Exams 1999: 1. Is Congress effective in exercising legislative oversight of the federal bureaucracy? Support your answer by doing ONE of the following: a. Explain two specific methods Congress uses to exercise effective oversight of the federal bureaucracy. OR b. Give two specific explanations for the failure of Congress to exercise effective oversight of the federal bureaucracy. 2000: 1. The Constitution was an attempt to address problems of decentralization...

    Federal government of the United States, Politics of the United States, President of the United States 1962  Words | 7  Pages

  • Ap Biology Introduction and Summary by Syazwanhusaini1

    AP Biology Introduction and Summary AP Biology is among the most popular advanced placement tests put forth by College Board each year for high school students. The test was designed to challenge and motivate students to further expand on their passion for the subject of biological sciences. AP Biology Course Goals According to College Board, the structure for designing a proper AP Biology course should focus on the following topics: • Molecules and Cells: 25% • Heredity and Evolution:...

    Biology, Charles Darwin, DNA 272  Words | 2  Pages

  • Photosynthetic Pigments

    observed from the results their photosynthetic pigment patterns using thin layer chromatography technique Introduction Endosymbiosis is a process where unicellular organisms engulf other cells resulting a life form that one or both cells are dependent on each other (Campbell et al., 2008). Strong evidence suggests that different types of photosynthetic cyanobacteria underwent endosymbiosis that evolved into different types of photosynthetic eukaryotes (Biology 108 Lab Manual 2012). During eukaryotic...

    Algae, Brown algae, Chlorophyll 1582  Words | 5  Pages

  • Ch. 43 Ap Biology

    AP: CHAPTER 43: IMMUNE SYSTEM 1. List the two lines of nonspecific defense mechanisms with examples of each. • External defense, which includes the skin and mucous membranes in the body. • Internal defense which includes phagocytic cells and antimicrobial proteins. 2. What is meant by specific defense? Defense mechanisms are said to be specific because depending on which one they focus on one specific part of the body or a specific type of pathogen. 3. Give examples of “barrier defense...

    Adaptive immune system, B cell, Immune system 807  Words | 4  Pages

  • AP Statistics: Unit 6, Free Response

    APStatistics Unit 6 Exam Probability: Free Response Directions: Complete the assignment on this paper. If you need additional paper make sure that you clearly label each page with your name. Your answers for this assignment must include reasons; simply stating the answer without justification will earn partial credit. 1. One hundred shoppers at a local shopping mall were categorized by age and gender. Under 25 25-40 Over 40 Male ? 13 12 Female 24 18 18 a. What proportion...

    Conditional probability, Event, Male 585  Words | 3  Pages

  • AP Biology pGLO Lab Write Up

    Josh P. AP Biology 12-10-13 Lab Writeup The Effect of Transformation of pGLO in Bacteria Background/Objectives/Hypothesis: Genetic transformation is a process that primarily is inserting new DNA into an organism to change that organism’s trait. This process has many useful benefits when used correctly in different organisms. In this lab, bacteria was transformed by inserting DNA for Green Fluorescent Proteins. The DNA for these proteins were taken from bioluminescent jellyfish Aequorea...

    Antibiotic resistance, Bacteria, DNA 938  Words | 3  Pages

  • Biology

    Biology: 1. Living Things Please remember to photocopy 4 pages onto one sheet by going A3→A4 and using back to back on the photocopier Syllabus OB38 Understand how to use a simple key to identify plants and animals, including vertebrates and invertebrates OB39 Investigate the variety of living things by direct observation of animals and plants in their environment; classify living organisms as plants or animals, and animals as vertebrates or invertebrates OB40 Identify the basic life...

    Animal, Biology, Cell 916  Words | 5  Pages

  • AP Biology: Summer Summaries

    AP Biology Summer Summaries There are many differences between proximate and evolutionary causes and explanations on why we are such easy targets for diseases. The proximate explanations are described by its anatomy, physiology, and biochemistry. Evolutionary explanations go into detail on what would happen if we didn’t have the genes that cause us to get sick. Proximate causes look for what genes it is made up of and how it works. Evolutionary causes are why natural selection hasn’t eliminated...

    Allele, Bacteria, DNA 2601  Words | 7  Pages

  • Photosynthetic Pigments

    BIOLOGY LAB REPORT NAME :princess cucumber TOPIC : 3.8 & 8.2 : PHOTOSYNTHETIC PIGMENTS RESEARCH QUESTION INTRODUCTION The photosynthetic pigments are responsible for absorbing and trapping light energy the major pigments of photosynthesis are the chlorophylls. The two chlorophylls found in green plants are chlorophyll a and chlorophyll b. other pigments include carotenoids and phycobilins, sometimes referred to as accessory pigments. Carotenoids occur in all photosynthetic organisms, while...

    Chlorophyll, Molcajete, Mortar and pestle 629  Words | 3  Pages

  • Biology notes

    According to the College Board’s website, AP Biology courses are designed to be the equivalent of a college introductory course, usually taken during a biology major’s first year of college. Students who choose to take AP Biology may be allowed to skip over introductory biology courses and enroll in courses in which biology is a prerequisite. Because universities grant college credit for this course, they require that the textbooks, labs, and coursework used by AP courses be equivalent to those used in...

    Advanced Placement, Biology, College 823  Words | 3  Pages

  • Psychology Free Response Questions

    AP Psychology Free Response Questions Directions: Read each of the following questions and answer any two. Please make sure that you address each component of the questions you choose and be sure to answer the questions in complete sentences. It is recommended that you time yourself, each question should be completed in 25 minutes. If you were unable to finish the essay in 25 minutes, please continue on and complete your response. Your answers should be typed, single spaced in font size 12. The...

    Intelligence quotient, Mean, Median 570  Words | 3  Pages

  • Free Response Question

    AP® HUMAN GEOGRAPHY 2011 SCORING GUIDELINES Question 3 Industrial location models are used to explain geographic patterns of economic activity. The maps above show automobile factories built before and after 1986 in the United States. Part A (2 points) Identify TWO changes in the geography of automobile factory construction shown by the maps. 1. International-based change in the geography of plant construction a. Increase in the number/investment of foreign-owned automobile plants OR b. Increase...

    Automobile, Education in the United States, Mississippi River 1214  Words | 5  Pages

  • Biology

    Properties of Life 1. ORDER • Arrangement of parts • Chronology of Events (E.g. Stages of Embryonic Development) • Levels of Biological Organization  Subatomic particles → Atom → Organelle → Cell → Tissues → Organs → Organ System → Multicellular Organism → Population → Community → Ecosystem → Biosphere 2. GROWTH AND DEVELOPMENT • Growth – increase in size through increase in the number and size of cells • Development: Stages of Embryonic Development  Gametogenesis (Spermatogenesis & Oogenesis)...

    Adenosine triphosphate, Biology, Cellular respiration 684  Words | 4  Pages

  • characteristics of living organisms

    Basic Biology Characteristics of living organisms:- cell structure/organelles Recognise the basic characteristics of all living organisms 1. Nutrition: Taking in nutrients which are organic substances and mineral ions, containing raw materials and energy for growth and tissue repair, absorbing and assimilating them. 2. Excretion: Removal from organisms of toxic materials, the waste products of metabolism and substances in excess. 3. Respiration: Chemical reactions...

    Bacteria, Cell, Cell membrane 567  Words | 3  Pages

  • AP government response

    Sean Vondrak Dr. Volonnino AP US Government & Politics (B-Block) 31 March 2014 Free Response 1) The federal bureaucracy as part of the executive branch exercises substantial independence in implementing governmental policies and programs. Most workers in the federal bureaucracy are civil-service employees who are organized under a merit system. (a) Describe one key characteristic of the merit system. The key characteristic of the merit system is its allowance for appointments and promotions...

    Bureaucracy, Democracy, Executive 807  Words | 4  Pages

  • Ap Biology Ecology Essays

    1. Living organisms play an important role in the recycling of many elements within an ecosystem. One such way this idea can be proven is through the study of carbon in an ecosystem. Plants, for starters, are a major part of this carbon cycle. During photosynthesis, plants remove carbon dioxide from the atmosphere and release oxygen as a waste product. Another major contributor to this vital cycle is the human being. The average human being goes through respiration each day to help maintain...

    Carbon, Carbon dioxide, Ecological succession 1028  Words | 3  Pages

  • AP Biology Photosynthesis Lab

    AP Biology Photosynthesis Lab Bethany Boyer Due 11/12/14 Lab Write-Up Questions First Experiment 1) The independent variable in this experiment was the presence of CO2 (carbon dioxide). The dependent variable was the speed at which the leaf disks started to float. 2) In the leaf tissue, the bicarbonate and light are combining to carry out photosynthesis. This will cause oxygen to collect in the leaf tissue, causing it to rise. 3) If we were to boil the leaf disks, the reaction would most likely...

    Carbon dioxide, Carbonate, Oxide 241  Words | 6  Pages

  • biology

    systems utilize free energy and molecular building blocks to grow, to reproduce and to maintain dynamic homeostasis. Living systems require both free energy and matter to maintain order, grow and reproduce. Organisms employ various strategies to capture, use and store free energy and other vital resources. Energy deficiencies are not only detrimental to individual organisms; they also can cause disruptions at the population and ecosystem levels. Biological systems must both capture free energy and...

    Adenosine triphosphate, Carbon dioxide, Cell 5542  Words | 13  Pages

  • The Eight Major Themes of Biology

            The eight major themes of biology are seen throughout the biology course and are expressed in every chapter. In the chapters on cells (6,7,9,10,11,12, and 13), there were many examples of the themes of biology. The ones that related to these chapters the most were: Science is a process, evolution, energy transfer, relationship with structure to function, and regulation homeostasis. All of these themes are essential to be able to grasp the main concepts of biology.         The theme science is...

    Adenosine triphosphate, Bacteria, DNA 1416  Words | 4  Pages

  • biology

    AP Biology Study Guide Chapter 11 1. Categorize chemical signals in terms of the proximity of the communicating cells. Local signaling – a. Paracrine signaling – a secreting cell acts on nearby target cells by discharging molecules of a local regulator (a growth factor, for example) into the extracellular fluid. b. Synaptic signaling – a nerve cell releases neurotransmitter molecules into a synapse, stimulating the target cell. Long distance signaling- c. Hormonal signaling – specialized...

    Adenosine triphosphate, Cell biology, Cell membrane 729  Words | 3  Pages

  • Consciousness Free Response

    September 27, 2011 AP Psychology, period 2 Consciousness Free Response 1. a) The topic of dreams is certainly a complex and interesting subject to further investigate, having many different aspects and meanings to it. There are many theories and ideologies regarding why dreams occur in the first place, such as wish fulfillment theory, activation synthesis theory, as well as cognitive development, information processing, and physiological function. Freud suggested wish fulfillment theory,...

    Brain, Cognition, Cognitive psychology 1012  Words | 3  Pages

  • Ap Biology Ch. 2 Notes

    AP Biology notes: Chapter 2- The Chemical Context of Life 1. Overview * The bombardier beetle fights the ants that plague it by using chemistry. * The natural systems and environment that organisms live in involves chemistry and physics. * Biology is not the only category of science. There is also chemistry, physics, and engineering. * Organization of life is separated into a hierarchy of structural levels. 2. Elements and Compounds * Matter- anything that takes up...

    Atom, Atomic number, Chemical bond 939  Words | 4  Pages

  • Biology

    psuedomurein, does the same as peptidoglycan DNA Replication- similar to eukaryotes Gene expression- may have two RNA polymers and different than bacteria similar to eukaryotes 4.) Name 5 key characteristics once used in classifying prokaryotes. Photosynthetic/nonphotosynthetic Motile/nonmotile Unicellular/colony-forming/filamentous Formation of spores/Division by transverse binary fission Importance as human pathogens or not 5.) Name the domains of life. Archaea Bacteria Eukarya 6.) Name...

    Archaea, Bacteria, Bacterial cell structure 1167  Words | 6  Pages

  • Biology Plant Free Response

    come out of the soil. This is important because no life would be possible without the process of photosynthesis. The hormone responsible is gibberellins. Gibberellins promote see and bud germination. Photoperiodism is the physiological reaction of organisms to the length of day or night. It affects things like the formation of storage organs and when a plant flowers. The hormone responsible for this is phytochrome which is a pigment in two forms. One of Pr which is red-light absorbing and the other...

    Leaf, Photosynthesis, Plant 587  Words | 2  Pages

  • unicellular organism

    Unicellular organism From Wikipedia, the free encyclopedia Jump to: navigation, search "Single-celled" redirects here. For prison cell assignment, see Single-celling. Valonia ventricosa is among the largest unicellular species. A unicellular organism, also known as a single-celled organism, is an organism that consists of only one cell, unlike a multicellular organism that consists of multiple cells. Historically the simple single celled organisms have sometimes been referred to as monads...

    Archaea, Bacteria, Cell 1320  Words | 5  Pages

  • AP Biology Lab 13 Rat Dissection

    Fiqry Kleib  AP Biology  Mr. Coby  Period 7 and 8    AP Biology Lab #13: Rat Dissection (Pregnant)  Introduction:  Rats are vertebrates that are mammals which means their embryonic development will  have similarities with that of human embryonic development. In addition, rats have more  similarities in organ structure and function to that of humans since they are part of the  mammalia class, so rats would be a better specimen than frogs, chickens or earthworms when  observing and understanding the human body without having to dissect a cadaver...

    Developmental biology, Embryo, Embryology 1352  Words | 4  Pages

  • Free Response and Thesis Development

    Highlight the actual essay topic found in each prompt that you will be responding to. Below each topic, do a free write as if you are creating a journal entry and type at least 150 words on each topic. Then write a thesis statement for the topic using the correct format. Write the thesis in bold so that I can tell it from the free write response. Complete each assignment even if you have already written an essay on the topic. 1. Some say that the journey is more important than the destination...

    Debut albums, English-language films, Idea 850  Words | 3  Pages

  • AP Biology

    Chapter 1 Exploring Life Lecture Outline Overview: Biology’s Most Exciting Era Biology is the scientific study of life. You are starting your study of biology during its most exciting era. The largest and best-equipped community of scientists in history is beginning to solve problems that once seemed unsolvable. Biology is an ongoing inquiry about the nature of life. Biologists are moving closer to understanding: How a single cell develops into an adult animal or plant. How plants convert...

    Bacteria, Biology, DNA 4298  Words | 14  Pages

  • Ap Biology notes.

    Artem Ilyayev Ap Bio 1) An element is to a(n) ___________ as an organ is to a(n) _______________ Answer - b - compound; organism 2) In the term trace element, the modifier trace means Answer - a - the element is required in very small amounts. 3) Compared to 31P, the radioactive isotope 32P has Answer - b - one more neutron 4) Atoms can be represented by simply listing the number of protons, neutrons, and electrons - for example, 2P+; 2n0; 2e- for helium. Which atom represents the 18O isotope...

    Atom, Chemical bond, Covalent bond 997  Words | 7  Pages

  • Pre-AP Biology

    most of the rebounding. 9. The tongue can move and taste, so it must have muscle and nervous tissue. A group of different tissues, like a tongue, is called an organ. 10. Tissues and organs are different levels of organizations in a multicellular organism. A tissue is a group of similar cells that performs a particular function, whereas an organ consists of groups of tissues that work together. Chapter Vocabulary Review 1. c 2. i 3. f 4. h 5. j 6. e 7. a 8. d 9. b 10. g 11. a 12. c 13. d 14...

    Archaea, Bacteria, Cell 842  Words | 4  Pages

  • Biology

    Biology Project Autumn Brown 3rd block Mrs. Stephens More than 2,000 years ago, Aristotle began grouping plants and animals into various categories. Although he did not consider the idea that different organisms were related by descent, he devised a system that placed these organisms in a hierarchy. Through classification systems, scientist have found it easier to find answers to important questions. This way...

    Animal, Archaea, Bacteria 926  Words | 4  Pages

  • Ap Biology Lab

    animal nervous systems. An electrical signal along a nerve cell triggers the secretion of neurotransmitter molecules carrying a chemical signal which will diffuse across the synapse (narrow space between nerve cells and its target cells) to trigger a response in target cell. b. Cell signaling is specific means that the ability of a cell to respond is determined by the specific receptor molecule that can bind to the signaling. So a signal can only affect the target cells that contains that receptor...

    Cell biology, Cell membrane, Cell signaling 920  Words | 3  Pages

  • AP Biology: The Properties of Water

    of hydrogen-bonded water molecules is present at the boundary between water and air. As a result water behaves as though it is coated with an invisible film along the surface. An example how the cohesion of water affects the functioning of living organisms is present in plants. Evaporation from the leaves in plants pulls water up from the roots. Cohesion due to hydrogen bonding helps hold the column of water molecules together within the xylem vessels located in the stem or trunk of a plant. Adhesion...

    Atom, Covalent bond, Hydrogen 996  Words | 3  Pages

  • Biology

    clearance system from functioning properly hence poisonous chemicals in tobacco smoke can pile up inside the lungs. Other chemicals in cigarette smoke that harms the lungs include nitrous oxide, hydrocarbons, organic acids, oxidizing agents and phenols. Free radicals These are extremely reactive chemicals that can destroy the blood vessels and the heart muscles. They react with the cholesterol therefore leading to the build-up of fatty material on the walls of the artery. Their effects lead to stroke...

    Blood, Cigarette, Heart 636  Words | 2  Pages

  • 2005 Ap Psychology Free-Response

    2005 AP PSYCHOLOGY FREE-RESPONSE Psychologists research for further knowledge, but sometimes there are controversial issues for one another. First, children¡¯s acquisition of language is an innate mechanism that enables a child to analyze language and extract the basic rules of grammar, granted by Chomsky. It basically states that humans are born with a language acquisition device that, the ability to learn a language rapidly as children. However, there is one important controversy in language...

    Applied behavior analysis, Behavior, Behaviorism 617  Words | 2  Pages

  • 9th Grade Biology

    Biology Chapter 17 1) 17.1 Protists are the Most Diverse of All Eukaryotes a. Slide 1: Complex Characteristics of Protists i. Protist 1. eukaryotic organism that is not an animal, a plant, or a fungus ii. Structure iii. Future iv. Examples v. Classification b. Slide 2: Complex Cells/Grouping by Nutrition vi. Heterotroph/Autotrophs vii. How to Group: viii. Animal-Like 2...

    Algae, Animal, Bacteria 425  Words | 3  Pages

  • Biology Essay Ap

    organelles like mitochondrion act in similar ways to prokaryotic cells. A mitochondria can move around, alter shape, and even divide, just like a living prokaryotic cell. This theory is called endosymbiosis, where one organism lives inside the other and they act as a single organism. This theory is most prevalent in mitochondrion and chloroplasts. The endosymbiosis theory postulates that the mitochondria evolved from aerobic bacteria living within their host cell. It also postulates that chloroplasts...

    Bacteria, Cell, Cell nucleus 775  Words | 3  Pages

  • Ap Biology Notes Cellular Communication

    Chapter 11: Cell Communication Cell-to-cell communication is essential in multicellular organisms. They must communicate to coordinate activities such as growth and development, and reproduction. In addition unicellular organisms communicate with each other. Signals may use light, or touch but we will focus on chemical signals. 1. External signals are converted to responses within the cell a. Evolution of cell signaling i. In yeast a cells and αcells both secrete chemicals...

    Adenosine triphosphate, Cell, Cell membrane 1459  Words | 5  Pages

  • AP Biology Meiosis Essay

    Meiosis is the process in sexually reproducing organisms where cells divide. The cells produced during meiosis have half the chromosome number as the original cell. There are two cell divisions in meiosis, meiosis l and meiosis ll. These cell divisions produce 4 hapolid daughter cells. Haploid cells contain only one set of chromosomes, which is written as n. Meiosis consists of nine phases. In meiosis the interphase l the chromosomes replicate and the centrosome duplicates in one diploid cell...

    Cell cycle, Cell nucleus, Chromosome 337  Words | 3  Pages

  • biology Q/A

    also put some light on the challenges that are currently being faced by plant developmental biology and biotechnology. What is the author's hypothesis? Was it supported or refuted by their research? [2 marks] The author's hypothesis was that, “ Carotenoids protect photosynthetic organisms against potentially harmful photooxidative processes and are essential structure component of the photosynthetic antenna and reaction center complexes”. The authors hypothesis was not supported because of...

    Cell, Cell wall, Chlorophyll 552  Words | 3  Pages

  • ap 2012 calculus bc free response questions

    AP® Calculus BC 2012 Free-Response Questions About the College Board The College Board is a mission-driven not-for-profit organization that connects students to college success and opportunity. Founded in 1900, the College Board was created to expand access to higher education. Today, the membership association is made up of more than 5,900 of the world’s leading educational institutions and is dedicated to promoting excellence and equity in education. Each year, the College Board helps more than...

    Calculus, Continuous function, Derivative 1394  Words | 7  Pages

  • Ap Biology- Biochemistry

    BIOCHEMISTRY: AP BIO • Element: substance that can’t be broken down to another substance • Atom: small particle of matter that keeps information and properties of an element • Isotopes: atoms of the same element that have different numbers of neutrons • Molecule: two or more atoms that are held together by covalent bonds • Compound: a substance that consists of two of more other element that combine in a fixed ratio • Electrons are often in pairs, fill their...

    Amino acid, Atom, Chemical bond 648  Words | 4  Pages

  • Biology

    example of living organisms that is autotrophs that is not plants are red algae and cyanobacteria. • Plants do not need cellular respiration because they carry out photosynthesis Answer: False. Plants also undergo respiration like any other living organisms to generate ATP for endergonic reactions. • Chlorophyll is the only photosynthetic pigment. Answer: False. Chlorophyll is not the only photosynthetic pigment but it is the most abundant type of photosynthetic pigment which is...

    Adenosine triphosphate, Bacteria, Carbon dioxide 848  Words | 3  Pages

  • AP Bio 2012 Q1

    AP® BIOLOGY 2012 SCORING GUIDELINES Question 1 Note: At least 1 point must be earned from each of parts (a), (b), (c), and (d) in order to earn a maximum score of 10. The ability to reproduce is a characteristic of life. (a) Describe the process of embryological development in a typical vertebrate embryo, beginning with a fertilized egg and ending with the development of three tissue layers. (4 points maximum) Embryological process Fertilization Cleavage (can occur in other stages) ...

    Cell division, Cellular differentiation, Developmental biology 1445  Words | 11  Pages

  • HKCEE Biology

    HKCEE Biology 1994 - 2004 Topic 94 95 96 97 98 99 00 01 02 03 04 1. Beginning the study of Biology 2. Diversity of organisms & classification 1a 1a 3 (3b) 4 1(c) 3. The basic structure of a cell 2c 3 (3c) 10 (4a) 4. Life process in a cell 1a / 3b 1a 4a 1b / 4c 1c 8 (4c) 10 1(b) 11 3(b) 3 (4c) 5. Food requirements in humans 1b 10 (2a) 6. Nutrition in organisms 7. Nutrition in mammals 3a 2c 2b 9 1(c) 1 (1b) 4 (3b) 9 2(c) 7 (1a) 8. Nutrition in...

    Adrenergic receptor, Adrenergic receptors‎, Bacteria 385  Words | 1  Pages

  • Biology 1202 Notes

    Thursday January 17 Mastering biology course id=MBPOLLACK01639 Life first appeared on earth about 4 billion years ago Origin of life is a hypothesis not a theory Very little oxygen in early earths atmosphere Spontaneous generation of life- random formation of life Millions of species on earth, up to 100 million the expirement of miller and urey showed what? test question a few centuries ago: people thought that new living things appeared all of the time(spontaneous generation of life)...

    Antibody, Bacteria, DNA 1562  Words | 7  Pages

  • French Revolution Free Response

    the Revolution as a rule of moral principles and theologies that were to always be at the heart of the Revolution, and it was based heavily of the philosophies of Enlightenment thinkers, particularly Locke. The declaration claimed that all men born free and equal to each other in every way, with four natural rights; liberty, property, security and the resistance to oppression. It continued on to say the purpose of government is to protect these rights. These points are almost exactly the same as those...

    Age of Enlightenment, Deism, French Revolution 832  Words | 3  Pages

  • Biology Snab Coursework

    Infection, immunity and forensics This topic starts by looking at how forensic pathologists use a wide variety of analytical techniques to determine the identity of a person or other animal, and to establish the time and cause of death of an organism, including humans. It then considers how bacteria and viruses use a variety of routes into their hosts and how hosts have evolved barriers and internal mechanisms to combat infections. These protections are not always successful and many...

    Biology, Carbon dioxide, DNA 1433  Words | 6  Pages

  • 2010 Ap English Language and Composition Free Response Question 1

    also known for his explanation of how rational self-interest and competition can lead to economic well-being and prosperity. His work also helped to create the modern academic discipline of economics and provided one of the best–known rationales for free trade and capitalism. Jean-Jacques Rousseau (June 28,1712 in Geneva, Switzerland-July 2,1778 in Ermenonville, France) was a philosopher, literary figure, and composer of the Enlightenment whose political philosophy influenced the French Revolution...

    Age of Enlightenment, French Revolution, Immanuel Kant 921  Words | 3  Pages

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