Human variation refers to the range of the feasible values for any assessable feature, physical or mental of the human beings. These differences may possibly be trivia or important, transient or permanent, voluntary or involuntary, congenital or acquired, genetic or environmental. All humans being belong to a distinct species or genus, Homo sapiens. However, this species are classified into subgroups, depend on diverse alleles frequencies for a variety of physical traits.
Discussion
The rule of Gloger utters that within a warm-blooded polytypic species, wide ranging, and those who lives in humid and warmer regions inclined to ...