Some inversion chromosomes are called ____________ because they allow a mutant chromosome to be kept in the heterozygous condition over the inversion.
A) Recombiners
B) Balancers
C) Unbalancers
D) Shufflers
E) None of these

Question

Quizplus · Accepted Answer

Balancers are chromosomes with multiple inversions that prevent recombination between the balancer chromosome and wild type chromosome. This allows for the balancer chromosome to be maintained in the heterozygous condition, which is useful for genetic experiments where maintaining a mutant phenotype is desired.

Some Inversion Chromosomes Are Called ____________ Because They Allow a Mutant