Question

: Hair color is a human trait controlled by 7 genes with a Heritability of 1. Based on this, provide a 1-2 sentence explanation of the correct classification for what type of trait hair color is and how the information provided supports that classification (single-gene trait, polygenic trait, multifactorial polygenic trait, environmentally controlled trait).

Answer 1

Polygenic trait

Step-by-step explanation:

A polygenic trait is a type of trait whose phenotype observed is affected by more than one genes i.e expression of the trait is controlled by not only a single gene but many. These traits include height or skin color and they display that display a continuous distribution; the hair color is controlled by 7 genes as described which is more than more.