notes - Bio 20A-M Dalbey Chapter 6 METABOLISM Lecture Notes...

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Bio 20A-M. Dalbey Chapter 6: METABOLISM Lecture Notes 4/14/08 1 of 3 Assigned Reading: Chapter 6 (all) including all SELF-QUIZ and FOR DISCUSSION questions on p. 136. With respect to metabolism, a cell is analogous to a factory. INPUTS Raw Materials Chemical Elements (H, C, O, N, P, S, Fe, etc.) in various molecular forms. Energy Light Chemical Oxidation OUTPUTS Product More cells, biomass (i.e. protein, nucleic acid, lipid, carbohydrates, etc.). Mechanical work. Active transport Waste Products Heat, and various chemicals. The chemical nature of raw material inputs and waste product outputs, as well as the form in which energy is extracted from the environment, have profound ecological consequences for the bioshpere. Sources of Energy Visible Light Oxidation of Organic Chemicals Oxidation of Inorganic Chemicals Source of Carbon Organic Compounds (" Heterotrophy") CO 2 (" Autotrophy") The text glossary definition is vague. (PRIMARY PRODUCERS) A study of metabolism involves a tour of the inner working of the factory. Catabolism
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This note was uploaded on 11/21/2009 for the course BIS bis 100 taught by Professor Dr.james during the Spring '09 term at UC Davis.

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notes - Bio 20A-M Dalbey Chapter 6 METABOLISM Lecture Notes...

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