The pedigree chart below shows the Jones family. The mother is purebred dominant for the widow's peak trait. The father is purebred recessive for a straight hairline.

The question is:

Explanation:

What are the genotype probabilities if the Jones' son and his wife have children?

75% WW, 25% ww

50% WW, 50% Ww

75% Ww, 25% ww

50% Ww, 50% ww

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.