INTEGUMENTERY SYSTEM
INTEGUMENTERY SYSTEM MISCELLENOUS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following does NOT play a role in determining skin color?
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melanin
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sun exposure
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lactic acid
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carotene
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Explanation:
Detailed explanation-1: -Skin color is mainly determined by a pigment called melanin. Melanin is produced by melanocytes through a process called melanogenesis. The difference in skin color between lightly and darkly pigmented individuals is due to their level of melanocyte activity; it is not due to the number of melanocytes in their skin.
Detailed explanation-2: -Keratin, however is not a skin layer but a protein that makes our hair.
Detailed explanation-3: -hypodermis is not part of the integumentary system. The integumentary system consists of the epidermis and the dermis. The dermis consists of two layers called the reticular layer and the papillary layer.
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