Question

1. maintenance of optimum cell functioning requires a balanced cell environment called

a. regulation.
b. homeostasis.
c. metabolism.
d. catabolism.

Explanation:

• Regulation refers to the processes that control cell functions, not the balanced environment itself.
• Homeostasis is the term for the stable, balanced internal environment that supports optimal cell function.
• Metabolism is the sum of all chemical reactions in a cell, not the balanced environment.
• Catabolism is the breakdown of molecules, a subset of metabolism, not the balanced environment.

Answer:

b. homeostasis.