A diploid fish hybridizes with a closely related tetraploid.If the haploid number is 22,how many chromosomes would the hybrids be expected to have?
A) 11
B) 22
C) 44
D) 66
E) 88

Question

Quizplus · Accepted Answer

The diploid fish has 2n = 44 chromosomes (since the haploid number is 22), and the tetraploid has 4n = 88 chromosomes. The hybrid would have (44 + 88) / 2 = 66 chromosomes.

A Diploid Fish Hybridizes with a Closely Related Tetraploid