A man with one gene for red-green color deficiency will show the condition,but a woman shows the condition only if she has two genes for it.The reason is that the color deficiency gene is which of the following?

Question

A man with one gene for red-green color deficiency will show the condition,but a woman shows the condition only if she has two genes for it.The reason is that the color deficiency gene is which of the following?​

Quizplus · Accepted Answer

The fact that the condition is only expressed in women if they have two copies of the gene indicates that it is recessive. The fact that it is more common in men also suggests that it is sex-linked. Therefore, the best choice is A: recessive and sex-linked.

A Man with One Gene for Red-Green Color Deficiency Will