question: fluoride in toothpaste prevents destruction of what?
choices.text: calcium bone density tooth enamel holding nutrients tissue ribonucleic acid antigens tiny hairs
choices.label: A B C D E F G H
fact2: Tooth decay is a destruction of the tooth enamel.
combinedfact: fluoride prevents destruction of tooth enamel.
formatted_question: fluoride in toothpaste prevents destruction of what? (A) calcium (B) bone density (C) tooth enamel (D) holding nutrients (E) tissue (F) ribonucleic acid (G) antigens (H) tiny hairs