★ Anatomy and Physiology Quiz
Nails are composed of a protein called
A. melanin
B. keratin
C. proline
D. cytosine
Select your answer:
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Biotechnology › ViewWhat is a transgenic organism?
A. An organism with genes from another organism inserted into its genome
B. An organism with no genetic modifications
C. An organism with only plant genes
D. An organism with only animal genes
Cosmetology › View
Short, fine, downy, unpigmented hair is known as hair.
A. terminal
B. dense
C. vellus
D. dry