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

Question

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 :NEET 2022 (Phase 2)

TestHub · Accepted Answer

The symptoms mentioned in the question are of down's syndrome which is caused by trisomy of chromosome 21 . Total chromosome number turn to be 47 . It is also called Mongoloid Idiocy.

Zoology - Principles of Inheritance and Variation Question with Solution | TestHub

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