MDCAT Biology MCQ #413

If a mutation prevents a plant from producing one specific pigment, it can no longer perform photosynthesis at all. Which pigment is this?

MDCAT Biology MCQ #413

  1. Question 1

    Q1. If a mutation prevents a plant from producing one specific pigment, it can no longer perform photosynthesis at all. Which pigment is this?

    • A) Chlorophyll a
    • B) Chlorophyll b
    • C) Carotene
    • D) Xanthophyll

    Answer: Chlorophyll a

    Explanation: Chlorophyll a is the essential pigment; others are accessory. Chlorophyll b is wrong because it only transfers energy to chlorophyll a.