If two or more phenotypes in a population are both favored by selection, what is happening?

Question

Quizplus · Accepted Answer

When two or more phenotypes in a population are both favored by selection, it leads to balanced polymorphism, where different alleles or phenotypes are maintained in a population at relatively stable frequencies. This can occur through various mechanisms such as heterozygote advantage or frequency-dependent selection.

If Two or More Phenotypes in a Population Are Both