Which type of cell produces proteins that form the tough, water-insoluble layer in the skin?

a. melanocytes
b. Granstein cells
c. keratinocytes
d. Langerhans cells
e. pigmented cells


Answer: c. keratinocytes

Biology & Microbiology

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In the experiment with Peacock butterflies, the

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Which of the following base pairs is mismatched:

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