MICROANATOMY

EPITHELIUM CONNECTIVE TISSUE SKIN

INTEGUMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which factor is associated with darker skin color?
A
more melanocytes present in skin
B
more melanin produced by melanocytes
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Genetics determines constitutive skin color, which is reinforced by facultative melanogenesis and tanning reactions. High quantities of melanin and melanogenic substances are typically accepted in darker skin to protect against UV radiation-induced molecular damage.

Detailed explanation-2: -Cells called melanocytes located in the skin, produce melanin. Melanin gives the skin its color. In certain conditions melanocytes can become abnormal and cause an excessive amount of darkening in the color of the skin.

Detailed explanation-3: -Melanocyte is a highly differentiated cell that produces a pigment melanin inside melanosomes. This cell is dark and dendritic in shape. Melanin production is the basic function of melanocyte.

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