MDCAT Biology MCQ #369

In a diagram of the inner mitochondrial membrane, what are the knob-like structures called that are responsible for ATP synthesis?

MDCAT Biology MCQ #369

  1. Question 1

    Q1. In a diagram of the inner mitochondrial membrane, what are the knob-like structures called that are responsible for ATP synthesis?

    • A) F1 particles (ATP synthase)
    • B) Ribosomes
    • C) Matrix enzymes
    • D) Outer membrane porins

    Answer: F1 particles (ATP synthase)

    Explanation: F0-F1 particles (ATP synthase) on the cristae produce ATP. The outer membrane (Option D) is porous and lacks these complexes.