The mitochondria are the organelles where takes place and most is produced. A) citric acid cycle; ATP
B) catabolism; acetyl coenzyme A
C) catabolism; ATP
D) citric acid cycle; acetyl coenzyme A

is this a psat question, if so do not cheat try your best.

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.