Melanocytes and keratinocytes work together in protecting the skin from UV damage when keratinocytes________ .
A) provide the melanocyte with nutrients necessary for melanin synthesis
B) maintain the appropriate temperature so the product of the melanocyte will not denature
C) accumulate the melanin granules on their superficial portion, forming a UV-blocking pigment layer
D) maintain the appropriate pH in order for the melanocyte to synthesize melanin granules

Question

Quizplus · Accepted Answer

Keratinocytes accumulate melanin granules on their superficial portion, forming a UV-blocking pigment layer that protects the skin from UV damage. Melanocytes produce melanin, but it is the keratinocytes that distribute and utilize melanin for protection.

Melanocytes and Keratinocytes Work Together in Protecting the Skin from UV