Across
- 2. two parents combine genetic information to produce offspring
- 4. the living and nonliving things that surround and act on an organism
- 5. a group of individuals of a species that live in the same place and time
- 6. process by which a population becomes better suited to its environment by natural selection; or a particular trait of an organism that makes it especially suited for its environment
- 8. a pattern of behavior in which organisms travel from one habitat to another
- 13. specific, distinct characteristic or feature of an organism
- 15. a mechanism of evolution characterized by random, chance variations in allele frequencies within a population over generations
- 16. a change in heritable characteristics of a population over generations
Down
- 1. process by which humans consciously select specific, desirable traits in plants or animals and breed them over generations to enhance those traits
- 3. process by which individuals better suited for their environment tend to survive and reproduce offspring with favorable, inheritable traits
- 7. a particular variant of a specific gene
- 9. differences in characteristics of individuals of the same species
- 10. range of different, inherited traits within a species
- 11. a permanent, random change in an organism's DNA or RNA, resulting in variation
- 12. a measure of an organism's success in passing its genes to the next generation
- 14. external factors (such as climate, predators, or food availabilty) that affect an organism's ability to survive and reproduce
- 15. transfer of genetic material from one population to another