Across
- 5. refers to the differences among individuals in a population
- 6. type of natural selection in which individuals at either extreme of the bell curve achieve higher fitness
- 9. isolation of a population due to physical barriers
- 12. a necessary or desired commodity in an ecosystem
- 13. measurement of the ability of an individual to survive and reproduce
- 17. when a population experiences a rapid decrease in population
- 18. any characteristic that increases the fitness of an individual
- 19. type of natural selection in which the average phenotype has an advantage and the exremes are selected against
Down
- 1. isolation of a population due to differences in the timing of matting
- 2. type of natural selection in which individuals with one extreme phenotype have an advantage
- 3. isolation of a population due to differences in communication.
- 4. when organisms will impersonate other organisms to increase fitness
- 7. migration of new individuals into a population
- 8. selection within a population due to human interference
- 9. collection of all the alleles present in a population
- 10. limited resources and verification in a population drives natural selection
- 11. percent of individuals of a population that have a particular trait
- 14. the idea that those individuals best suited to their environment will achieve higher fitness
- 15. migration of individuals out of a population
- 16. random changes in allel frequencies attributed to luck