Genetic variation, overtime QuickChek
How have the historic levels of MELAININ in human populations, change due to migration
Humans that produce less MELANIN become more common as populations migrated away from the equator
Humans that produce more MELANIN become more common populations migrated towards the equator
Humans that produce less MELENIN become more common populations migrated towards the equator
Humans that produce more MELANIN become more common as populations migrated away from the equator