AIPMT PRELIMS 2005 Botany Chromosomal Disorders MCQ Question with Solution

A woman with 47 chromosomes due to three copies of chromosome 21 is characterized by:

A

Down syndrome

B

triploidy

C

Turner syndrome

D

super femaleness

Correct Answer

Option A

Detailed Explanation

Down syndrome is caused by trisomy 21, where there are three copies of chromosome 21.

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