One of the Oldest Recorded Behavior Mutants Is the Waltzer

Multiple Choice

One of the oldest recorded behavior mutants is the waltzer mutation in the mouse.Mutant mice can be observed "dancing" and "head shaking"; some are also deaf.Mice must be homozygous for a mutation to express the trait.Based on this information,the genetic cause of this trait is most likely a(n) ________.

A) simple recessive pattern of inheritance
B) multifactor, polygenic pattern of inheritance
C) dominant/recessive pattern typical of other behavioral traits
D) epistatic pattern with incomplete dominance
E) variable gene activity pattern with overdominance causing deafness