Karyotypes generally remain constant within a species because
A) rearrangements occur frequently.
B) changes in chromosome number occur infrequently.
C) genetic instabilities produced by genomic changes usually are at a selective disadvantage.
D) genetic imbalances are often at a selective advantage.
E) DNA replication has evolved to handle only a specific number of chromosomes.

Question

Quizplus · Accepted Answer

The Answer is C

Karyotypes Generally Remain Constant Within a Species Because