Lecture 2 Cell Chemistry

Lecture 2 Cell Chemistry - Reading assignments Nelson:...

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Reading assignments Nelson: purple pages F3 through F34 Cooper: chapter 2 How to do: 1. Go over slides first and your class notes a) Are there some concepts unclear to you? b) Did you raise some questions? 2. Selectively read through book and complete your notes 3. Rehears your learning using slides as a platform 4. Try out assigned interactive modules 5. Test yourself using “Self Quiz” questions on the website 6. Take time-sensitive on-line test quiz
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Cell Biology: Why to Study the Cell? Life forms are complex and diverse Cell: Structural and functional unit of life Cells obey the same laws of chemistry and physics that determine the behavior of nonliving systems Modern cell biology seeks to understand cellular processes in terms of chemical and physical interactions Question: What are the cells composed of?
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Matter: composed of elements Elements: pure substances composed of one type of atom Out of 94 natural elements, cells are made primarily of six major elements C, H, N, O, P and S (98% of body weight) Others (<1%) : single ions Na + , K + , Mg 2+ , Ca 2+ , Cl - CHNOPS: incorporated into organic molecules
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Molecule: two or more atoms bond together to form a molecule (NaCl, H
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This note was uploaded on 01/17/2010 for the course BIO BIO1140 taught by Professor J.fenwick during the Winter '00 term at University of Ottawa.

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Lecture 2 Cell Chemistry - Reading assignments Nelson:...

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