MDCAT Biology MCQ #378

Which component of the photosynthetic electron transport chain is described as a lipid-soluble mobile electron carrier within the thylakoid membrane?

MDCAT Biology MCQ #378

  1. Question 1

    Q1. Which component of the photosynthetic electron transport chain is described as a lipid-soluble mobile electron carrier within the thylakoid membrane?

    • A) Cytochrome b
    • B) Ferredoxin
    • C) Plastoquinone
    • D) Plastocyanin

    Answer: Plastoquinone

    Explanation: Plastoquinone (PQ) is a lipid-soluble mobile carrier. Plastocyanin (Option D) is a small copper-containing protein, not a lipid.