Question

1. which of the following is a term used to describe all the chemical reactions that take place in a living thing?

a) respiration
b) mutations
c) homeostasis
d) metabolism

Explanation:

Metabolism refers to all the chemical reactions that occur in a living organism. Respiration is a part of metabolism. Mutations are changes in genetic material. Homeostasis is the maintenance of a stable internal environment.

Answer:

D. metabolism