Answer:
A)2 sodium atom and 1 oxygen atom
The human body has living cells that interact with other living cells (Food) and inorganic cells (Salt, Oxygen). It also has a lot of chemical reactions that simultaniously happen inside of it.
Inorganic systems usually do not interact with themselves, and the reactions are mostly exterior.
Chlorophyll captures light energy from the sun to produce glucose
Is this a true or false question?