question: Pedigrees are useful tools for studying what
choices.text: genes horticulture crops birds earth sciences Genetics evolution backbones
choices.label: A B C D E F G H
formatted_question: Pedigrees are useful tools for studying what (A) genes (B) horticulture (C) crops (D) birds (E) earth sciences (F) Genetics (G) evolution (H) backbones