Question

Collagen is ...............

Answer 1

Answer:

Collagen refers to a family of proteins that are the primary structural component of connective tissues, such as skin and cartilage, according to Yale University. The substance makes up about a third of all the protein in the human body, more than any other type of protein in the body by mass.

Answer 2

Answer:

Collagen is a protein made up of amino-acids, which are in turn built of carbon, oxygen and hydrogen. Collagen contains specific amino acids – Glycine, Proline, Hydroxyproline and Arginine. Collagen makes up approximately 30% of the proteins within the body.