Biochem Final real

Question 1

Fermentation

Answer 1

• Aerobic conditions, pyruvate oxidized via TCA/Ketones/CAC cycle
  
  • Generates additional NADH + FADH2
    
    • Can be oxidized via mitochondria ETC when O2 is present

Question 2

Type of fermentation when muscle is low on O2

Answer 2

• Homolactic fermentation
• Catalized by LDH
• CH3-C(=O)-COOH + NADH + H⁺<====> CH3-CH(OH)-COOH + NAD⁺

Question 3

Yeast Decarboxylate

Answer 3

Pyruvate to form ethanol

Question 4

Delta G of a Redox Reaction

Answer 4

• Proportional to voltage difference between two half reactions
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