Botany-Multiple Alleles
NEET Botany Multiple Alleles Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 12
Assertion (A): ABO blood grouping is an example of multiple alleles. | Reason (R): Multiple alleles for a gene can exist in a population, but an individual can have only two of those alleles.
A
Both (A) and (R) are true, and (R) is the correct explanation of (A).
B
Both (A) and (R) are true, but (R) is not the correct explanation of (A).
C
(A) is true, but (R) is false.
D
(A) is false, but (R) is true.
Correct Answer
Option A
Detailed Explanation
The NCERT context indicates that the ABO blood grouping system is governed by three alleles, demonstrating multiple alleles. However, each individual can possess only two of these alleles, supporting the assertion and reason.
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