Our skin contains melanocytes, which produce melanin that protects the cells from sun damage. If darker-skinned people have more melanin does this mean that they do not have to protect their skin from the sun? Explain your answer.

Ascientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions.