<prompt> A married middle aged female gives history of repeated aboions for the past 5 years. The given below is conceptions pre-natal karyogram. This karyogram suggests the following -Klinefelters syndromeTurners syndromeDowns syndromePataus syndrome  <response>: Ans. is c i.e., Downs syndrome Most common chromosomal abnormalies causing aboion are chromosomal trisomy. Trisomy 21 is synonymous with downs syndrome and is the most common of the chromosomal disorders Trisomy 21 DOWN SYNDROME Trisomy 18 EDWARD SYNDROME Trisomy 13 PATAU SYNDROME 