question: What makes food easier to chew?
choices.text: kinase heat corn lamphreys keratin Protein liquids cilia
choices.label: A B C D E F G H
fact2: Saliva contributes more than 70 percent of the liquid in the rumen.
combinedfact: Food is easier to chew because it is moistened by liquid
formatted_question: What makes food easier to chew? (A) kinase (B) heat (C) corn (D) lamphreys (E) keratin (F) Protein (G) liquids (H) cilia