Across
- 5. the process by which organisms besy suited to their enviroment survive and reproduce
- 6. body oarts that have a similar function but not similar structure
- 8. an organism's ability to fight diseases
- 9. the process by which organisms use oxygen to get energy from carbohydrates and other food
- 12. an organism's ability to survive and reproduce
Down
- 1. prokaryotes that make food by photosynthesis
- 2. body parts of different organisms that have similar functions
- 3. the total genetic information all of all members of the population
- 4. a body part that does not seem to play a major role in an organism's life functions, but was important in the organism's ancestors
- 7. an organism's ability to withstand the effects of a harmful agent
- 10. the evolution of a new species from an existing species
- 11. the remains or evidence of an organism that lived in past ages