Across
- 2. structures that are similar in function, but differ in structure
- 4. body parts that are similar in structure but differ in function
- 5. difference in traits caused by mutations
- 7. the color, markings, or body shape that helps to hide an animal or plant in its surroundings
- 9. anatomy the study of similarities and differences of body parts of different species
- 10. inherited structure that is no longer used but is still present in a modern organism that inherited it from an ancestor that used the structure
- 11. the seasonal movement of animals from one region to another
- 12. the study of the development of embryos
- 13. change in the inherited traits of organisms over time
Down
- 1. an adaptation in which one species looks like another species
- 3. process in which living things with beneficial traits survive longer and produce more offspring so their traits increase in a population over time
- 6. traits that help an organism survive
- 8. a state in which an animal’s body processes are slower than usual, and its body temperature falls
- 11. the study of gene structure and function