George Mendel's Work on Genetics and Heredity During the Nineteenth

Multiple Choice

George Mendel's work on genetics and heredity during the nineteenth century led to the idea that:

A) races could not be distinguished from one another on the basis of genetic makeup
B) race was related to the melanin levels in skin based on sun exposure
C) races could be distinguished from one another on the basis of genetic makeup
D) aside from skin tone, people were the same physiologically, with the same number of genes