Charles, who is a male, is color-blind. As you will learn later in the book, this trait is due to a defective gene found on the X chromosome. Based on this, which parent gave him the defective gene?

Question

Quizplus · Accepted Answer

Since color blindness is a trait linked to the X chromosome and males have one X chromosome from their mother and one Y chromosome from their father, Charles must have inherited the defective gene from his mother.

Charles, Who Is a Male, Is Color-Blind