If in fact tetrachromats, or people with four color photopigments, exist, what can we conclude about their sex?
A) All tetrachromats would be female.
B) All tetrachromats would be male.
C) Tetrachromats would be equally likely to be male or female.
D) Tetrachromats would be slightly more likely to be female than male.

Question

Quizplus · Accepted Answer

Tetrachromacy is more likely to occur in females because the gene for the extra photopigment is located on the X chromosome. Since females have two X chromosomes, they have a higher chance of having an extra photopigment gene, making them potential tetrachromats.

If in Fact Tetrachromats, or People with Four Color Photopigments