Lecture - Energy and Enzymes Part 1- october 18

Conservation of energy first law of thermodynamics

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Unformatted text preview: d. Chemical Energy chemical reac/ons in the body provide energy BREAK BONDS - > ENERGY can be RELEASED BUILD BONDS - > ENERGY STORED (poten@al energy) FIRST LAW of THERMODYNAMICS Energy cannot be created or destroyed but only converted from one form to another. CONSERVATION OF ENERGY FIRST LAW of THERMODYNAMICS Energy cannot be created or destroyed but only converted from one form to another. CONSERVATION OF ENERGY The SUM of ALL CHEMICAL REACTIONS in the BODY. Catabolic Anabolic Chemical Reactions Chemical Reactions •  breakdown complex molecules into simpler compounds. •  use simple molecules to build more complex ones. •  e.g. starch broken down into glucose molecules •  e.g. protein synthesis Amino acids •  RELEASE ENERGY (exergonic reac@on) •  USE ENERGY (endergonic reac@on) Energy released b...
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This note was uploaded on 12/11/2013 for the course BIOLOGY 1000 taught by Professor Rebeccajubis during the Fall '11 term at York University.

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