Down’s syndrome is caused by (MHT-CET)
Q. Down’s syndrome is caused by (MHT-CET)
A. Monosomy of 21 chromosome
B. Trisomy of 21st chromosome
C. Deletion in chromosome
D. Duplication of chromosome
Answer: Trisomy of 21st chromosome
A. Monosomy of 21 chromosome
B. Trisomy of 21st chromosome
C. Deletion in chromosome
D. Duplication of chromosome
Answer: Trisomy of 21st chromosome