Melanin is a pigment found in your skin and hair cells that gives each its color. ... When sun shines on your skin, it destroys the melanin as well. But since your skin is alive, it can respond to the sun's damage. Your skin cells make more melanin and your skin becomes darker
Answer:
50%
Explanation:
It's a 50% chance that a baby will be either male or female. The egg has XX chromosomes and the sperm has XY.
D they will learn how to roll over, crawl and eventually walk
