Cell Bio - Fermentation Flashcards

1
Q

What is fermentation?

A

Break down of glucose to produce substances that can be used to make chemical energy. It occurs in the ABSENCE of oxygen

ENZYME CONTROLLED

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2
Q

How much ATP does fermentation produce?

A

2 molecules

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3
Q
  • Describe the Fermentation pathway in ANIMAL cells
  • Provide an equation
A
  • Glucose is broken down into 2 pyruvate molecules
  • Pyruvate is converted to lactate/lactic acid
  • glucose ⇌ lactate + energy
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4
Q
  • Describe the Fermentation pathway in Plant cells
  • Provide an equation
A
  • Glucose is broken down into 2 pyruvate molecules
  • Pyruvate is converted to carbon dioxide and ethanol
  • glucose → carbon dioxide + ethanol + energy
    (irreversible as CO₂ diffuses away)
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