If a mutation is removed from a population due to either genetic drift or natural selection, it is said to be:

A) negatively adapted.
B) maintained.
C) fixed.
D) extinct.
E) controlled.

D) extinct

Explanation:

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.