MDCAT Biology MCQ #296

During a paper chromatography experiment using a leaf extract, a student identifies a yellow-green band. Which pigment does this band represent?

MDCAT Biology MCQ #296

  1. Question 1

    Q1. During a paper chromatography experiment using a leaf extract, a student identifies a yellow-green band. Which pigment does this band represent?

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

    Answer: Chlorophyll b

    Explanation: Chlorophyll b appears yellow-green on a chromatogram; chlorophyll a is tempting because it is the more abundant blue-green pigment.