Makes its own energy and begins the food
А
chain.
*
what is the answer ?

well I do know that energy does start the food chain

1) All living organisms are composed of one or more cells.

2) The cell is the basic unit of structure and function in living organisms.  

3) All cells come from preexisting cells.

Explanation:

These are the three most important statements to know. These are also the three parts of the cell theory.

Hope this helps!