Well, the DNA is sort of like a code that tells all of the other cells and structures what to do, when to grow, reproduce, split, stuff like that. So, I would say the most likely asnwer would be C, because it is not only responsible for osmosis, it is not formed by RNA, RNA is a split DNA strand, and it is a structure that sends signals to other parts of cells. So the most likely answer would be C>
