Melanin provides pigmentation to the skin and it also provides UV ray protection (which is its role in the epidermis).
Answer:
ATP
Explanation:
ATP is an energy storing molecule which can help with active processes like active transport. It stands for Adenosine triphosphate
3 . Summer - Due to an increase in evaporation since it is hot .
Actually Welcome to the Concept of the Genes.
Basically a Polygenetic trait is controlled by two or more genes.
Examples of human polygenic inheritance are height, skin color, eye color and weight. Polygenes exist in other organisms, as well.