Can you think of any physical trait or condition that is always found in every member of one so-called “race” and never found in any member of another so-called “race”? Explain your answer.
How many biological races of humans are there in the world today?
Populations of people in any given world region often share more phenotypic characteristics with each other than they do with people in populations in other world regions. Explain how evolutionary forces contributed to this phenomenon.
Sample Solution
