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8.3 Respiration

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Question 22
F

A chemical reduces aerobic respiration in a muscle cell but does not affect anaerobic respiration. The cell still has a supply of glucose.

Which outcome is most likely?

[1]
A

lactic acid is produced and less energy is released per glucose molecule

B

ethanol is produced and more energy is released per glucose molecule

C

ethanol is produced and less energy is released per glucose molecule

D

lactic acid is produced and more energy is released per glucose molecule

Markscheme

8.3 Respiration Questions

  1. GCSE
  2. /Biology
  3. /8.3 Respiration

98 exam-style questions on Edexcel GCSE Biology 8.3 Respiration, covering 8.3.1 Aerobic and anaerobic respiration. Each one has a worked solution and a mark scheme showing where the marks go.

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