The presence of a hydrophobic amino acid at every third or fourth residue in alp

Question

The presence of a hydrophobic amino acid at every third or fourth residue in alpha-keratin results in which of the following?

A)a random placement of hydrophobic amino acids within the helix
B)a strip of hydrophobic surface area that, when combined with another monomer, results in the formation of a dimer through hydrophobic interactions.
C)a strip of hydrophobic surface area that causes individual alpha kerating molecules to fold back on themselves through hydrophobic interactions
D)represents a deleterious mutation that causes the alpha keratin molecules to aggregate and form plaques
E) none of the above

Explanation / Answer

B)a strip of hydrophobic surface area that, when combined with another monomer, results in the formation of a dimer through hydrophobic interactions.

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