Many living things release energy from the sugar molecule glucose.
They use glucose.
DNA
DNA
No, atoms and molecules are not living things. All living things, however, are made up of atoms and molecules.
Molecules are not living things. They are chemicals. Most things are composed of molecules of one kind or another, though.
protein?
Glycogen
Last I heard, the energy molecule for humans is ATP, adenosine triphosphate. I don't think that other living things such as plants have ATP. They do photosynthesis. But regarding humans, ATP is taught to be the energy molecule.
Atp/adp
glucose
No, salt does not grow. It does not come from living things. It is not organic.
DNA