Some chickens have a dominant frizzle gene that leads to the development of feathers that curl outward rather than lying flat against their bodies as in standard chickens. Aside from these "frizzled feathers," chickens with this dominant allele also tend to have higher metabolic rates and produce fewer eggs than chickens that carry the recessive version of this gene. Thus, this gene exhibits __________.

Question

Quizplus · Accepted Answer

Pleiotropy occurs when one gene influences multiple phenotypic traits, which is the case with the frizzle gene affecting both feather appearance and metabolic rates/egg production.

Some Chickens Have a Dominant Frizzle Gene That Leads to the Development