question: what trait is hair color?
choices.text: tissue cellular keratin weater polygenic hairs brain Type O
choices.label: A B C D E F G H
fact2: Human skin and hair color are polygenic traits.
combinedfact: hair color is polygenic
formatted_question: what trait is hair color? (A) tissue (B) cellular (C) keratin (D) weater (E) polygenic (F) hairs (G) brain (H) Type O