Question

Catabolic processes ___ .

• A. make complex molecules from simpler ones
• B. break complex molecules into simpler ones
• C. occur only in autotrophs
• D. occur only in heterotrophs

Answer 1

The correct option is B

break complex molecules into simpler ones

Catabolism is the set of metabolic pathways that break down molecules into smaller units that are either oxidized to release energy, or used in other anabolic reactions. It usually involves the release of energy.