MDCAT Biology MCQ #255

During the reduction phase of the Calvin cycle, 3-phosphoglycerate is converted into which three-carbon sugar that serves as the starting point for starch?

MDCAT Biology MCQ #255

  1. Question 1

    Q1. During the reduction phase of the Calvin cycle, 3-phosphoglycerate is converted into which three-carbon sugar that serves as the starting point for starch?

    • A) Glucose
    • B) RuBP
    • C) G3P
    • D) Pyruvate

    Answer: G3P

    Explanation: G3P is the actual sugar product of the Calvin cycle. Glucose is synthesized later by combining two G3P molecules.