Direction: Choose the correct alternative from the following options as given below for the Assertion (A) and Reason (R) given in each of the questions.
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Assertion (A)
Red, green colour blindness occurs with more frequency in males than in females.
Reason (R)
Females have two X-chromosomes and males have one.
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- if both A and R are true and R is the correct explanation of A
- if both A and R are true and R is not the correct explanation of A
- if A is true but R is false
- if A is true but R is true
- if both A and R are true and R is the correct explanation of A
Correct Option: A
Both assertion and reason are correct and reason is correct explanation for the assertion as if mutation for colour blindness occurs in one X-chromosome, female have one normal chromosome.
