Defective colour vision is most likely to occur in ________, and is most likely to affect the discrimination of ________.
A) males; red and green
B) females; blue and yellow
C) females; red and green
D) males; blue and yellow

Question

Quizplus · Accepted Answer

Defective colour vision, also known as colour blindness, is a genetic condition that is carried on the X chromosome. Since males only have one X chromosome, they are more likely to develop colour blindness than females. The most common form of colour blindness affects the discrimination of red and green colours, making it difficult to distinguish between them. Therefore, option A is correct.

Defective Colour Vision Is Most Likely to Occur in ________