Histones are 8 subunit proteins that cells use to pack DNA into the manageable condensed chromosomes you are used to seeing duri
ng mitosis or meiosis (functioning somewhat like hair rollers for DNA). Under normal circumstances, DNA binds TIGHTLY to histones. Given what you know about DNA structure, predict which amino acids are concentrated on the outer surface of histones that interacts with the backbone of DNA?
Melanin is the not the only pigment that can influence skin color. Carotene, found in plants such as carrots, can accumulate in the stratum corneum, and hypodermis can give the skin an orange hue.
