Which of These Characteristics Does NOT Apply to A-Keratin

question 48

Multiple Choice

Which of these characteristics does NOT apply to a-keratin?

• A)primary component in hair,claws,fingernails,and horns of animals
• B)consists of 4 helical strands arranged as twisted pairs of 2-stranded coiled coils
• C)has associated hydrophobic strips on the 2 coiled coils
• D)principal constituent of connective tissues in animals

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