Metabolism of proteins: classification, digestion, absorption and utilization in monogastric and ruminant animals
Protein metabolism denotes the various biochemical processes responsible for the synthesis of proteins and amino acids (anabolism), and the breakdown of proteins by catabolism. ... Essential amino acids must be consumed and are made in other organisms. The amino acids are joined by peptide bonds making a polypeptide chain.
For better understanding, the student must watch the following YouTube videos