Question

Aneuploidy of chromosomes in human beings results in certain disorders. Draw out the possibilities of the karyotype in common disorders of this kind in human beings and its consequences in individuals.

Answer 1

1st:- down's syndrome

      condition:- 47+xx or 47+xy

      due to trisomy of 21st chromosomes

•       the person in this is short satured

•       protruding mouth

2nd:- turner's syndrome

      condition:- 46+xo

•        sterile female
•       rudimentry overies

3rd:- klienfelter's syndrome

       condition:-46+xxy

•     sterile male
•  gynecomastia