50 POINTS!! ILL GIVE BRAINLIEST TO WHOEVER HELPS/ EXPLAINS THEIR ANSWER im not sure if this is correct, but i think the answer is nucleus. pls help :))

youre right, it's nucleus !

Explanation:

it's the one thats helps prepare the process, and does a lot of work with all the nutrients and proteins!!

hopefully this helps, but i'm here if you need anymore assistance!!!

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.