Across
- 5. An adaptation in which one species resembles another.
- 8. The ability of an organism to survive and reproduce.
- 9. An adaptation which allows an organism to blend into its surroundings making it less susceptible to predators.
- 10. Heritable changes in genetic information.
- 11. Body parts with similar function, but not structure.
- 12. Individuals with advantageous variations survive, reproduce and pass on those variations.
- 13. Body structure with no present day function, but useful to ancestors.
- 14. The “calendar” for events in Earth’s history; based on the fossil record in the rock layers.
- 15. Evidence of past organisms.
- 16. A group of individuals of the same species that live in a particular area.
- 17. People select individuals of a species with a particular trait(s) to breed and produce offspring.
Down
- 1. A type of divergent evolution in which a species evolves into an array of species to fit a number of diverse habitats.
- 2. Similar structures with different functions.
- 3. A change in a population over time.
- 4. The study of an organism’s early development.
- 6. Observed when distantly related organisms evolve similar traits; occurs when unrelated species inhabit similar environments in different parts of the world.
- 7. Heritable variation that aids an organism’s chance of survival and reproduction.