Which of the following statements about cellular metabolism is false? cellular metabolism

a. includes different processes that require different conditions
b. can occur withing organelles
c. can involve the synthesis of steroid hormones
d. occurs in animal but not plant cells
e. often occurs on the surfaces of internal membranes

The false statement is: D. occurs in animal but not plant cells  

Because cellular metabolism occurs in all living organisms. Cellular metabolism refers to all of the set chemical reactions within the living system, so it includes complex and controlled biochemical reactions - metabolic pathways, that can be anabolic (synthesis) or catabolic (break down of molecules). The processes of metabolism are necessary for organisms to grow and reproduce, maintain their structures, and respond to environmental changes.

layer 3 is younger than layer 6.