Solution-Color blindness is an x-linked recessive trait

Differentially expressed in the normal versus the engineer
April 28, 2020
Tools or tool use or other evidence of culture
April 28, 2020

Solution-Color blindness is an x-linked recessive trait

Color blindness is an X-linked recessive trait. A color-blind man has a daughter with normal color vision. The daughter marries a man who has normal color vision. What is the expected phenotypic ratio of their children?

A) 1 normal vision female : 1 color-blind male

B) 3 normal vision females : 1 color-blind male

C) 2 normal vision females : 1 normal vision male : 1 color-blind male

D) 1 normal vision female : 1 color-blind female : 1 normal vision male :1color-blind male E) All the offspring will have normal color vision.