How many individuals have blue skin in the seven generations in the pedigree

Many conditions can cause your skin to have a bluish tint. For example, bruises and varicose veins can appear blue in color. Poor circulation or inadequate oxygen levels in your blood stream can also cause your skin to turn bluish. This skin discoloration is also known as Cyanosis.

Explanation: Hoped i Helped!

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.

b) the inside picture would look at a very high temperature in a very low ph