Question

question 2
which of the following terms describes a set of chemical reactions used by the cell to build up and break down molecules necessary for the function of the cell?
metabolism
organism
respiration
chemosynthesis

Explanation:

Metabolism refers to the set of chemical reactions in cells for building up (anabolism) and breaking down (catabolism) molecules. An organism is a living entity. Respiration is a part of metabolism (energy - releasing). Chemosynthesis is a process for making food using chemicals. So the term that best fits the description is metabolism.

Answer:

metabolism