Question

what is colour blindness .also write theire causes

Answer 1

Most colour blindness is inherited, although some cases are caused by an injury or disease of the retina or optic nerve, the nerve that takes information from the eye to the brain. People inherit colour blindness as a result of a defect on the gene(s) for colourlocated on the X chromosome

Answer 2

Hey mate ^-^ ,

Colour Blindness- In this defect, the person can't distinguish between certain colours. In such a case, a person is said to be colour blind.

Colour blindness occurs due to the deficiency of cones cells in the eye.





HOPE IT HELPS YOU !!