A researcher finds that for a particular trait, first cousins are more similar than are third cousins. This researcher has evidence that the trait is

Question

Quizplus · Accepted Answer

The fact that first cousins are more similar than third cousins suggests that the trait is heritable, meaning that it is passed down through genes from common ancestors. The question does not provide enough information to determine whether the trait is polygenic (controlled by multiple genes) or multifactorial (influenced by both genes and environmental factors). Therefore, D is not the best choice.

A Researcher Finds That for a Particular Trait, First Cousins