Which of the following are functions of
enzymes?

The function of an enzyme is to speed up a chemical reaction in a living thing (humans, animals, plants etc.)

answer; /// i believe the name is ( check first good luck.hope this

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.