Question

What is the biological significance of proteins?

Answer 1

Proteins:

1. Proteins are composed of amino acids.
2. They are large and complex macromolecules that perform a major role in the functioning and regulating of the body.

The biological significance of proteins:

1. They form the structural component of cells.
2. They form enzymes.
3. They form hormones. Example: glucagon and insulin.
4. They are involved in the repair mechanism.
5. They serve as a defense against infections.