Chemiosmosis Is Used to Synthesize ATP in Which of the Following

Multiple Choice

Chemiosmosis is used to synthesize ATP in which of the following?

A) only in mitochondria in animal cells
B) only in bacteria that generate proton gradients across their plasma membranes
C) only in mitochondria and chloroplasts
D) only in mitochondria and bacteria that generate proton gradients across their plasma membranes
E) in mitochondria, chloroplasts, and bacteria that generate proton gradients across their plasma membranes