NEET2021Botany-Genetic Inheritance

NEET 2021 Botany Sickle Cell Anemia MCQ Question

Type: MCQ-numerical-Medium-Class 12

In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased?

A

50%

B

75%

C

25%

D

100%

Correct Answer

Option C

Detailed Explanation

The cross results in a 1:2:1 ratio of normal, carrier, and diseased. 25% will be diseased.

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