Males are more likely than females to exhibit color vision deficiency because of a gene that is:

Question

Quizplus · Accepted Answer

Color vision deficiency is primarily a sex-linked trait that is carried on the X chromosome. Since males only have one X chromosome and females have two, males are more likely to exhibit color vision deficiency if they inherit the recessive allele from their mother. This is because they do not have a second X chromosome to compensate for the defect. Therefore, the gene for color vision deficiency is recessive and sex-linked.

Males Are More Likely Than Females to Exhibit Color Vision