Question

the entire set of chemical reactions that sustain life is called: metabolism. plasmolysis. hydrolysis. anabolism. catabolism.

Explanation:

Metabolism encompasses all chemical reactions in living organisms for energy - production, growth, and maintenance. Plasmolysis is related to cell - water loss, hydrolysis is a type of reaction involving water, anabolism builds molecules, and catabolism breaks them down. But only metabolism refers to the entire set of life - sustaining reactions.

Answer:

metabolism