omg my teacher found out that i copied two assignments from and got a 0% im so embarrassed im gonna ask her if i can redo it but im nervous about talking to her cuz i feel guilty... UGH

Which enzymes break down carbohydrates?

Aragonite shells of clams, snails, or scleractinian corals may be preserved unaltered in cenozoic deposits, but they are generally dissolved or recrystallized in older deposits. true or false

Why are some people more concerned about shark survival than about shark attacks?