BIO EXAM 1 BUILDING BLOCKS Aminoacids->Proteins->Enzymes Glucose=Polysaccrides Glyseral=Fat Molecule Neoclotides= DNA & RNA CRITERIA OF LIFE: (5) A. Biology: What is it?: BIOLOGY: is the scientific study of life B. What is life? -- Criteria for life: All living organisms have similar properties -composed of cells made up of macromolecules -growth‚ development & reproduction -heritable information in the form of DNA -sensitivity to stimuli -homeostasis (maintenance of internal environment)
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Objectives: To study the effects of hypotonic‚ hypertonic and isotonic solutions on plant and animal cells. Materials and Apparatus: * Microscope * Electronic balance * Stirring rod * Small knife * Glass slide and cover * 250‚ 500 ml beakers * Distilled water * Cotton * Test tubes * Spatula * Onion * Ethanol (70%) * Filter paper * Table sugar (sucrose) * Table salt (NaCl) * Potato EXPERIMENT 1 PART 1 Procedure: 1. The epidermal
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Bio Lab 1 Scientific Method Introduction The scientific method in action‚ designing and Performancing and experiment does thumb diameter‚ length or write diameter’s have an effect on the overall chance of winning a thumb wrestling match? In this investigation‚ we will develop a hypothesis based on physical data collected and test the hypothesis. Material Thumb‚ Ruler‚ Metric ruler Procedure 1. Measure the circumference of the thumb‚ in centimeters‚ at its widest point. Record this data in
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University of Phoenix Material The Hawthorne Effect Use the table below to answer the following. Be sure to write in complete sentences. Investigate the history of the Hawthorne Effect and discuss why it is important for researchers to know about this phenomenon. Brainstorm ways that researchers can eliminate this confound. History and definition of Hawthorne Effect The Hawthorne Effect came about based on a study that was conducted between 1924 and 1932 (Case Study the Hawthorne Effect‚
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University of Phoenix Material Appendix C Part I Define the following terms: Term | Definition | Discrimination | * This is the denial of opportunities and equal rights to individuals and groups because of prejudice or other arbitrary reasons. * | Institutional discrimination | * This is the denial of opportunities and equal rights to individuals or groups‚ resulting from normal operations of a society. * | Political correctness | * This can also be called political
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University of Phoenix Material Appendix D Part I Define the following terms: |Term |Definition | |Ethnic group |Being a member of an ethnic group‚ especially of a group that is a minority within a larger society. | |Anti-Semitism |Discrimination against or prejudice or hostility toward Jews. | |Islamophobia
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Organism Physiology: The Octopus Bio/101 The cephalopodor octopus is a marine organism that inhabits many diverse regions of the ocean. Its food source consists of crabs‚ small fish‚ clams‚ mussels and other marine animals. The octopus is a predatory animal and has developed many skills to aid in its survival in the environment it has adapted to. The octopus has several main organs that are vital to its survival; the brain for its intelligence; the ink sack for its defense; and the arms for
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University of Phoenix Material Personality Reflection Using the textbook‚ the University Library‚ the Internet‚ and/or other resources‚ answer the following questions. Your responses to each question will vary but overall should be 700- to 1‚050-words in length. 1. How would you define personality? There are many different ways that people are referenced and categorized. People are lumped into groups based off of gender‚ race‚ economic background and even social background
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Exercise 1: Correct Use of the Scientific Method and an Experiment with Macromolecules I. Objectives In this lab‚ students will: a.) Learn how to utilize the Scientific Method to develop a testable hypothesis b.) Generate an effective experimental design from a hypothesis c.) Understand the chemical differences between different macromolecules and how these differences can be used to design tests for each molecule. d.) Identify macromolecules in solutions using chemical analyses. e.) Practice
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IB Bio HL Sarah Maybury Sex and the Single Guppy – a investigation Research Question: How does the colour of a guppy affect the population size with 30 acra and 30 rivulus as predators over 8 generations of oberservation? Independent Variable: The colour of the guppy and the concentration of that colour in the river. Dependent Variable: The population of guppies left after 8 generations of being in the specific
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