Natural Selections
Across
- 2. Change in allele frequency over time
- 4. All the genes and their alleles in a population
- 5. When evolution makes a new species
- 9. Change in allele frequency of a species
- 10. Ability to survive and have offspring
- 12. Organisms do not pick a mate based on traits
Down
- 1. Changes in allele frequency of a population
- 3. A trait that allows an organism to better survive in an environment
- 4. Movement of genes into or out of populations
- 6. The organisms with traits that allow them to survive will survive and have offspring
- 7. Organisms that can mate and have fertile offspring
- 8. Differences or changes
- 11. Random changes in the allele frequency