Which term is used for the group of proteins that are catalysts for metabolic reactions?

A.) carbohydrates

B.) vitamins

C.) nucleic acids

D.) enzymes

The answer is D) enzymes.

"Enzymes are protein catalysts. A specific region of an enzyme where a substrate binds and catalysis takes place."

The correct answer is option D.) enzymes.

Explanation:

Hello!

Let's solve this!

Catalysts are molecules that have the quality of accelerating reactions.

Let's analyze each of the options:

A.) carbohydrates: they are not molecules that accelerate reactions.

B.) vitamins: they are nutrients, they do not accelerate reactions.

C.) nucleic acids: do not accelerate reactions.

D.) enzymes: they are proteins that accelerate reactions, they are called biological catalysts.

After the analysis we conclude that the correct answer is option D.) enzymes.