Answer:
i think its the first one (I'm not sure tho but i will leave the explianation)
Explanation:
Organic molecules are usually composed of carbon atoms in rings or long chains, to which are attached to other atoms of such elements as hydrogen, oxygen, and nitrogen.
(hope its clear )
This questions seems like its missing other parts
The answer to your question 12
I cant see the pictures right take another picture and maybe i will be able to help you
A virus can only reproduce itself if it takes over host cells!
