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Amino Acid Chains Biology

Meaning

Amino acid chains are the fundamental linear polymers that constitute all proteins and peptides within the human body. These chains, known as polypeptides, are formed by linking individual amino acid monomers through peptide bonds. The specific sequence of these amino acids dictates the chain’s three-dimensional structure and, consequently, its precise biological function. In the endocrine system, these chains are the building blocks for critical signaling molecules like peptide hormones and growth factors. Understanding this primary structure is essential for comprehending protein synthesis and degradation in clinical physiology and tissue repair.