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AIPMT MAINS2009Botany-Genetics

AIPMT MAINS 2009 Botany Pedigree Analysis MCQ Question

Type: MCQ-conceptual-Medium-Class 12

Study the pedigree chart given below: What does it show?

Question diagram

A

Inheritance of a condition like phenylketonuria as an autosomal recessive trait

B

The pedigree chart is wrong as this is not possible

C

Inheritance of a recessive sex-linked disease like haemophilia

D

Inheritance of a sex-linked inborn error of metabolism like phenylketonuria

Correct Answer

Option A

Detailed Explanation

The chart shows a pattern consistent with autosomal recessive inheritance.

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