MDCAT Biology MCQ #764

A metabolic diagram shows a sugar with the formula C3H6O3. Which of the following molecules fits this triose classification?

MDCAT Biology MCQ #764

  1. Question 1

    Q1. A metabolic diagram shows a sugar with the formula C3H6O3. Which of the following molecules fits this triose classification?

    • A) Ribose
    • B) Glyceraldehyde
    • C) Glucose
    • D) Dihydroxyacetone

    Answer: Glyceraldehyde

    Explanation: Glyceraldehyde is a three-carbon sugar (triose). Ribose is tempting but it is a five-carbon pentose sugar.