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 :

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 :, 47 chromosomes with XX Y sex chromosomes, 45 chromosomes with XO sex chromosomes, 47 chromosomes with XYY sex chromosomes, Trisomy of chromosome 21

MARKS App · 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.

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