It is the producers. They make their own food and are food for the consumers to eat. Like us the, Humans.
Unbalanced,
Na + Cl2
Na = 1
Cl = 2
NaCl
Na = 1
Cl = 1
Basically, both the reactants and products must have equal amounts of each element.
- they are both found in the same place
- they are both passed down to newer generations
- both of them can determine your traits