question: what takes place in the nucleus?
choices.text: gene activity digestion Communication embryo implantation cell wall proton loss evolution fertilization
choices.label: A B C D E F G H
formatted_question: what takes place in the nucleus? (A) gene activity (B) digestion (C) Communication (D) embryo implantation (E) cell wall (F) proton loss (G) evolution (H) fertilization