Answer:
Ionic bonds form when atoms gain or lose electrons, because electrons are negatively charged an atom that loses one or more electrons will become positively charged. Ionic bonding is the attraction between negatively and positively charged electrons. Hope this helps :)
Endangered Species Act of 1973
Answer:
Insulin
Explanation:
Not sure how to explain this further, as the function of the enzyme is explained fully in the problem lol. PM me if you want more details though!