Across
- 4. type of immunity that develops in a host for example a baby getting antibodies from it's mother through the placenta
- 6. resembling another species
- 7. "self feeder" the first type of organism on the planet
- 9. survival of the fittest
- 11. type of structure on nonrelated animals that looks similar
- 13. type of selection that favors one extreme of the population
- 16. an evidence of evolution that analyzes DNA and Protein to determine how closely related species are
- 17. type of evolution in which species become more similar
- 18. the study of embryos. an evidence of evolution
- 19. scientists that performed the first experiment that proved where biomolecules came from
- 20. type of evolution in which species become more unalike
Down
- 1. _______ evolve, not individuals
- 2. all of the genes present in a population
- 3. an evidence of evolution. Paleontologists study them
- 5. traveled around the world on the HMS Beagle. Stopped at the Galapagos Islands.
- 8. blending in with the environment
- 10. type of immunity that develops because of exposure for example vaccines
- 12. type of structures that have different functions but come from a common ancestor
- 14. type of selection that favors two extremes of the population
- 15. type of selection that favors the average member of a population
- 21. type of structure that served a purpose in an ancestor but are no longer used
