In a balanced polymorphism, __________ prevents any of the alternative phenotypes from going to fixation or being lost.
A) random forces
B) genetic drift
C) cultural practices
D) natural selection

Question

Quizplus · Accepted Answer

In a balanced polymorphism, natural selection maintains the presence of multiple alternative phenotypes within a population. This prevents any one phenotype from going to fixation (being the only variant present in the population) or being lost altogether. Random forces (such as genetic drift) and cultural practices may impact allele frequencies, but they do not necessarily maintain a balance of phenotypic variation within a population.

In a Balanced Polymorphism, __________ Prevents Any of the Alternative