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which amino acid is chemically modified to form a key component of the connective tissue protein collagen?

Sagot :

Answer:

glycine and proline

Explanation:

First, a three-dimensional stranded structure is assembled, with the amino acids glycine and proline as its principal components. This is not yet collagen but its precursor, procollagen. Procollagen is then modified by the addition of hydroxyl groups to the amino acids proline and lysine.

boom.