Across
- 5. a difference in species
- 7. an idea that best explains observations or predictions
- 11. a total collection of genes
- 13. selection The process of only certain organisms survivng because of it's genetics
- 14. a group of organisms
- 15. transferring DNA to another organism
Down
- 1. A scientist who formulated of evolution in natural selection
- 2. Organisms that have been around humans
- 3. the process of selecting a few traits
- 4. species disappearing in mass populations
- 6. the process of choosing
- 8. random changes in genetics
- 9. an organism that is genetically the same
- 10. any genetic mutation that makes it easier for the organism to survive
- 12. different kinds of animal