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Question

During one Krebs cycle, number of CO2 molecules released are

A
1
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B
2
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C
3
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D
4
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Solution

The correct option is B 2
The Krebs cycle is a part of cellular respiration. The Krebs cycle comes after link reaction and provides the hydrogen and electrons needed for the electron transport chain. It takes place inside mitochondria. Krebs cycle produces the following:
  • Two molecules of carbon dioxide are given off.
  • One molecule of ATP is formed.
  • Three molecules of NADH are produced.
  • One molecule of FADH2 is produced.

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