In the following human gametes, a combination of male individuals with Down's Syndrome (three chromosomes 21) may result:
A. (23+X) and (21+Y)
B. (23+X) and (22+XX)
C. (23+X) and (22+Y)
D. (21+Y) and (22+XX)
Answer:C
In the following human gametes, a combination of male individuals with Down's Syndrome (three chromosomes 21) may result:
A. (23+X) and (21+Y) B. (23+X) and (22+XX) C. (23+X) and (22+Y) D. (21+Y) and (22+XX)