question: What is used for space exploration?
choices.text: progesterone protease Lifting objects outer membrane resources upper epidermis A hinged joint navigation
choices.label: A B C D E F G H
formatted_question: What is used for space exploration? (A) progesterone (B) protease (C) Lifting objects (D) outer membrane (E) resources (F) upper epidermis (G) A hinged joint (H) navigation