Chemistry Review - Chemistry Review for Biology 151 In...

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Chemistry Review for Biology 151 In Biology 151 it is assumed that you have had an introductory chemistry course. If not, or if you need to brush up, chapters 2 in your textbook review the chemistry that will help you understand biology. This material will not be covered in class but knowledge of this material will be assumed. To help, an outline of the important points follows. I. Biological material is made up of matter A. Most common elements are oxygen, carbon, hydrogen 1. The chemistry of water and carbon dioxide are particularly important 2. Other elements in the human body, nitrogen, Ca, P, K, S, Na, Cl, Mg, Fe B. Element, a substance that cannot be broken down to other substances by chemical reactions C. Atom, the basic unit, composed of protons, electrons, and neutrons 1. Number of protons in an atom determines which element 2. Imbalance of charges by too many or few electrons creates an ion a. cation, (positive charge) anion (negative charge) 3. Variations in neutron number makes different isotopes
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This note was uploaded on 09/22/2008 for the course ZOO 151 taught by Professor Peralta during the Fall '07 term at University of Wisconsin.

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Chemistry Review - Chemistry Review for Biology 151 In...

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