Question

44. (i) Why are colour blindness and
thalassemia categorised as
Mendelian disorders? Write the
symptoms of these diseases seen in
people suffering from them.
(ii) About 8% of human male population
suffers from colour blindness
whereas only about 0.4% of human
female population suffers from this
disease. Write an explanation to
show how it is possible. ​

Answer 1

Answer:

A reduced ability to distinguish between certain colours.

The condition is often inherited. Other causes include certain eye diseases and medication. More men than women are affected.