Hi lovely,
The answer you're looking for would be a long carbon and hydrogen chain and a carboxyl group
The answer is: [A]: "primary consumers" .
___________________________________________
Newton determined that gravity was the cause of motion
Sex before marriage is absolutely a choice personal to everyone. I am definitely not against it In any way.
H2O(l)-> H2(l)+O(g)
as the trees transpire releasing gaseous water. Water would decomposed to release O.