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NEET UG BIOLOGY MCQ: PRINCIPLE OF INHERITANCE AND VARIATION
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If a female individual is with small round head,
furrowed tongue, partially open mouth and
broad palm with characteristic palm crease.
Also the physical, psychomotor and mental development is retarded. The karyotype
analysis of such an individual will show
furrowed tongue, partially open mouth and
broad palm with characteristic palm crease.
Also the physical, psychomotor and mental development is retarded. The karyotype
analysis of such an individual will show
View answer and explanation
Correct option: A
Trisomy of chromosome 21
Option A (Trisomy of chromosome 21) is correct because the described symptoms are characteristic of Down syndrome, which is caused by trisomy 21.
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