MDCAT Biology MCQ #490

ATP synthase consists of two main parts. Which specific part of this enzyme complex projects into the mitochondrial matrix and catalyzes ATP formation?

MDCAT Biology MCQ #490

  1. Question 1

    Q1. ATP synthase consists of two main parts. Which specific part of this enzyme complex projects into the mitochondrial matrix and catalyzes ATP formation?

    • A) F0 subunit
    • B) Cristae lumen
    • C) Intermembrane space
    • D) F1 subunit (Stalked particle)

    Answer: F1 subunit (Stalked particle)

    Explanation: The F1 particle contains the catalytic site for ATP synthesis; F0 forms the proton channel through the membrane.