Start learning →

About what percentage of males show red-green colour blindness?

A50 per cent
B8 per cent
C25 per cent
D0.4 per cent
Answer & Solution
Correct answer: B. 8 per cent
Males have one X, so a single recessive allele expresses; about 8 per cent are affected versus 0.4 per cent of females.
Practise this question with Quill — AP EAMCET →

Keep practising Principles of Inheritance and Variation

Browse all Principles of Inheritance and Variation questions for AP EAMCET, or explore more Biology topics.

Start a Principles of Inheritance and Variation lesson →
Related questions
The total number of chromosomes in a normal human cell is what?Polyploidy is often seen in which group of organisms?Absence of one chromosome of a pair is termed what?Klinefelter's individuals have which feature besides masculine development?Turner's syndrome results from what chromosomal change in females?Who first described Down's syndrome in 1866?Chromosomal disorders arise from absence, excess or abnormal what?Alpha thalassemia involves genes on which chromosome?