Change Over Time

5. the scientist responsible for the discovery of the theory of natural selection
8. the collection of fossils that have been discovered by scientists
10. bright colors that warns a predator that an organism is bitter tasting or poisonous
13. any hertiable trait an organism has that allows it to survive
14. a shared understanding that explains how biological systems change over time
15. when a species dies out
16. when plants stop growing in order to conserve energy until they have the proper weather conditions.

1. the process through which populations of living organisms adapt and change
2. copying other animals coloring to make predators cautious
3. spikes that discourage predators from eating an organism
4. allows prey to blend into environment
6. growth in response to gravity
7. the remains or imprints left behind from plants and animals
9. emissions or fluid that burns or smells
11. a change in DNA sequence caused by random errors or exposure to chemicals or radiation
12. the direction that a plant will grow based on its response to light