Nails appear pink because of underlying _____.
A) capillaries
B) keratin
C) epidermal cells
D) melanin
Correct Answer:
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Q19: The back surface of the body is
Q20: During _, cells ingest large solid particles
Q21: The outer layer of skin is the
Q22: _ muscles are attached to the bones
Q23: Fill in the correct labels for the
Q25: The skin is important in maintaining _,
Q26: During _, each chromosome begins to uncoil
Q27: The upper portion of the dermis has
Q28: Fill in the correct labels for the
Q29: _ epithelial tissue is composed of only
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