Chapter II Research Body Chalk- is a soft‚ white‚ porous sedimentary rock‚ a form of limestone composed of the mineral calcite. Calcite is calcium carbonate or CaCO3. It forms under reasonably deep marine conditions from the gradual accumulation of minute calcite plates shed from micro-organisms called coccolithophores. It is common to find chert or flint nodules embedded in chalk. Chalk can also refer to other compounds including magnesium silicate and calcium sulfate. Chalk has greater resistance
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What is the job of the Circulatory System? The Circulatory System is responsible for transporting materials throughout the entire body. It transports nutrients‚ water‚ and oxygen to your billions of body cells and carries away wastes such as carbon dioxide that body cells produce. It is an amazing highway that travels through your entire body connecting all your body cells. Parts of the Circulatory System The circulatory System is divided into three major parts: 1. The Heart 2. The
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Association of Teachers in Biological Sciences NATIONAL STANDARD EXAMINATION IN BIOLOGY 2011-2012 Date of Examination 27th November 2011 Time 15.00 to 17.00 Hrs INSTRUCTIONS TO CANDIDATES 01. On the answer sheet‚ fill up all the entries carefully in the space provided‚ ONLY IN BLOCK CAPITALS. Use only BLUE or BLACK BALL PEN for making entries and marking answers. Incomplete / incorrect / carelessly filled information may disqualify your candidature. 02. The question paper has 80 multiple
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w w w e tr .X m eP e ap .c rs om June 2003 GCE A AND AS LEVEL MARK SCHEME MAXIMUM MARK: 40 SYLLABUS/COMPONENT: 9700/01 BIOLOGY Paper 1 (Multiple Choice) Page 1 Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003 Syllabus 9700 Paper 1 Question Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Key D A C C A C D A B A B C B C D A D A C C Question Number 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Key D B B A C C B B C D A C C D B B D B B C
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IGCSE Biology Notes Refined by KmQ Unit 1 : Characteristics of living things Biology is the study of living organisms. For something to be alive it needs to perform all seven functions of living things.MRS GREN Movement‚ Respiration‚ Sensitivity‚ Growth‚ Reproduction‚ Excretion‚ Nutrition. 1. Movement Most organisms are able to move their whole body even plants can shift their stem towards the sunlight and their roots move towards healthy soil. 2. Respiration IT is the breakdown of food
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BIOLOGY (ZOOLOGY) Standard XI Untouchability is a sin Untouchability is a crime Untouchability is inhuman TAMIL NADU TEXTBOOK CORPORATION College Road‚ Chennai - 600 006. © Government of Tamilnadu First Edition - 2005 Chairperson Prof. T. SARGUNAM STEPHEN Dept. of Zoology Govt Arts College Nandanam‚ Chennai - 600 035. Reviewers Dr. D. Mony Reader in Zoology R. M. Vivekananda College Mylapore Chennai - 600 004. Dr. D. Sudarsanam Reader and H O D Dept. of Zoology Loyola College
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Microorganisms and Fungi Bacteria and Viruses Viruses Vocabulary virus: A nonliving‚ infectious particle composed of a nucleic acid and a protein coat; it can invade and destroy a cell. pathogen: A virus‚ microorganism‚ or other substance that causes disease; an infectious agent. capsid: A protein sheath that surrounds the nucleic acid core in a virus. envelope: A membrane-like layer that covers the capsids of some viruses. glycoprotein: A protein to which carbohydrate
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Animals * Animals * Multicellular * Heterotrophic * Eukaryotic * Develop from embryonic layers * Nutritional mode * Eat/ingest other living things or non living things * Ingest food and use enzymes in the body to digest it * Cell Structure and Specialization * Eukaryotic and multicellular * Lack cell walls but held together by collagen * Muscle and nerve cells (only in animals) * Helps to move and conduct nerve
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UNIVERSITY OF PORT HARCOURT COLLEGE OF NATURAL AND APPLIED SCIENCES FACULTY OF BIOLOGICAL SCIENCES DEPARTMENT OF ANIMAL AND ENVIRONMENTAL BIOLOGY A REPORT ON RESPIRATION IN INVERTEBRATES COMPILED & PRESENTED BY DEPARTMENT OF ANIMAL AND ENVIRONMENTAL BIOLOGY 2012/2013 SESSION COURSE: FSB201 (CELL BIOLOGY) COURSE LECTURER: DR. NOUTCHA DATE : 7TH MARCH‚ 2013 INTRODUCTION Respiration is one of the characteristics of ALL LIVING THINGS. In the simplest terms‚ "respiration" simply means "breathing"
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Opisthokonta: Metazoa II: Eumetazoa: Bilateria: Protostomia: Ecdysozoa Objectives: • Know the key features of the Phylum Nematoda. Know how they relate to other metazoan phyla. • List the key characteristics of the Phylum Arthropoda. Identify examples. List the four subphyla and their key distinguishing features. Identify examples of the subphyla Chelicerata‚ Crustacea‚ Myriapoda‚ and Hexapoda. • Be able to identify the different structures on these organisms and understand their function. • Understand
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