Nature of Life Review

2. structural change the occur during an organism's lifetime
6. an organism that makes their own food
8. anything that possesses all six characteristics of life
9. an organism that gets their energy from the food they eat
11. an organism made up of more than one cell
12. basic unit of structure and function in living things
13. the ability to keep conditions inside the body the same no matter what the outside conditions are
17. react to changes in the environment
18. change in living things over time

1. characteristic that aids survival
3. reproduction that requires two parents
4. make more of a kind
5. an organism consisting of only a single cell
6. reproduction that requires only one parent
7. process by which green plants make food
10. sun is the source for most organisms
14. chemical processes that break down and build up molecules in order to use energy
15. a change in the environment
16. increase in amount of living material