Across
- 2. Proposed the concept of natural selection as a mechanism for evolution and as a way to explain the great variety of living things
- 5. Process by which new species are generated
- 7. an organism's use of resources and its functional role in a community
- 8. Process by which traits that improve an organism's chances for survival and reproduction are passed on more frequently to future generations than those that do not
- 10. Heritable trait that increases an individual's fitness
- 11. Can give rise to genetic variations among individuals
- 12. A sequence of DNA that codes for a particular trait
Down
- 1. Something that is passed from parent to offspring
- 3. Disappearance of a species from Earth
- 4. Changes of population gene pool over time
- 6. The ability to survive and reproduce under changing environmental conditions
- 9. Describes how reproductively successful an organism is in its environment