Question

which of the following is a type of natural selection for a polygenic trait?
select all that apply
a artificial selection
b disruptive selection
c stabilizing selection
d directional selection

Explanation:

• Disruptive selection: Favors extreme phenotypes over intermediate ones for polygenic traits.
• Stabilizing selection: Selects for intermediate phenotypes of polygenic traits.
• Directional selection: Shifts the population towards one extreme phenotype of a polygenic trait.
• Artificial selection is not a type of natural selection. It is human - driven.

Answer:

B. disruptive selection, C. stabilizing selection, D. directional selection