Which of the Following is NOT Membrane-Associated

Question

Which of the following is NOT membrane-associated?
A) NADH dehydrogenases
B) flavoproteins
C) cytochromes
D) Cytochromes, flavoproteins, and NADH dehydrogenases all can be membrane-associated.

Accepted Answer

All the listed components, NADH dehydrogenases, flavoproteins, and cytochromes, can be membrane-associated as they are involved in electron transport chains, which occur in membranes.