Number of ATP molecules used during preparatory phase of glycolysis:

Correct answer: A. 2

  • A. 2
  • B. 4
  • C. 1
  • D. 6

Explanation

Glycolysis comprises of two phases in 1st half, Glucose is converted into two 3 carbon compounds known as glyceraldehyde phosphate using 2 molecules of ATP in step wise reactions.

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