Question

A baby is born with the normal number and distribution of rods, but no cones in his eyes. We would expect that the baby would be –

(A) colour *****

(B) night *****

(C) ***** in both eyes

(D) ***** in one eye

Answer 1

Correct option (A) colour blind

Explanation:

Absence of cone cells in eyes is known as total colour blondness or monochromacy. This person views everything as if it were an a and white television. Monochromacy occurs when 2 or all 3 of cone pigments are missing and and lightness vision is reduced to one dimension.