Question

All organisms use respiration, but?

a. only plants have mitochondria
b. only animals have mitochondria
c. only prokaryotes have mitochondria
d. only eukaryote have mitochondria

Answer 1

D. Only eukaryote have mitochondria.
Both plants and animals have mitochondria, so neither A nor B can be true.
Prokaryotes do not have mitochondria, so C is incorrect.
Eukaryotes do have mitochondria, and include both plants and animals, so D must be the right answer.

Answer 2

I believe that it is D

Step-by-step explanation:

Prokaryotes don't have mitochondria.