| A | B |
|---|
| growth | the process of becoming larger |
| devolpment | a process where an organism becomes more complex |
| autotroph | an organism that makes its own food |
| hetotroph | an organism that cannot make its own food |
| cell theory | explains the relationship between cells and living things |
| cells | the basic units of all life |
| reproduction | the production of offspring similar to the parents |
| the sun | the source of energy for most autotrophs |
