Question

What is the difference between proteins and enzymes?

Answer 1

Proteins:

1. Proteins are present in all living organisms and include many essential biological compounds such as enzymes and antibodies.
2. Proteins are polypeptides that are composed of amino acids.

Enzymes:

1. Enzymes are proteins that act as biological catalysts.
2. Enzymes are mainly proteins but not all the proteins are enzymes.

Differences between proteins and enzymes are:

Proteins	Enzymes
It is a class of nitrogenous compounds that is composed of one or more long chains of amino acids	It is a chemical substance that is produced by an organism that mainly functions by speeding up a biochemical reaction.
2. Proteins can be either globular or fibrous.	2. They are globular proteins.
3. They tend to form structures, catalyze biochemical reactions and regulate biological processes.	3. These tend to catalyze biochemical reactions.