A recessive allele on the X chromosome causes color deficiency. A color- deficient boy has a mother with normal vision and a color- deficient father. From which parent did he get the color- deficiency gene?

Question

Quizplus · Accepted Answer

A color-deficient boy inherits the recessive allele on the X chromosome from his mother, as males inherit their X chromosome from their mother and their Y chromosome from their father.

A Recessive Allele on the X Chromosome Causes Color Deficiency