question: What is controlled by two or more genes?
choices.text: humans black widows insects chin fissure wild canines flagella enzymes skin color
choices.label: A B C D E F G H
fact2: Polygenic traits are controled by two or more genes.
combinedfact: Skin color is controlled by two or more genes.
formatted_question: What is controlled by two or more genes? (A) humans (B) black widows (C) insects (D) chin fissure (E) wild canines (F) flagella (G) enzymes (H) skin color