Across
- 3. a body part, feature,or behavior that helps a living thing survive ans function better in it's environment
- 5. occurs
- 7. the theory of the evolution of species by natural selection advanced by Charles Darwin.
- 8. of evolution he theory of evolution is a shortened form of the term “theory of evolution by natural selection,”
- 9. selection the process whereby organisms better adaption to their environment tend to survive and produce more offspring
- 10. Breeding the process by which humans choose a plant or animal to breed based on specific traits
- 13. the surroundings or condition in which a person,animal or plant lives
- 15. the action or fact of carefully choosing someone or something as being the best or most suitable.
- 16. law a body of unchanging moral principles regarded as a basis for all human conduct.
- 19. individual animal, plant, or single-celled life form
Down
- 1. the continued existence of organisms which are best adapted to their environment, with the extinction of others, as a concept in the Darwinian theory of evolution.
- 2. evolution is the change in inherited traits over successive generations in populations of organisms. Evolutionary modification of
- 4. politics reflected the law of the jungle"
- 6. the action or process of adapting or being adapted.
- 11. of the jungle the principle that those who are strong and apply ruthless self-interest will be most successful.
- 12. modified organism whose DNA has been altered using genetic engineering techniques.
- 14. the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
- 17. selection is the identification by humans of desirable traits in plants and animals
- 18. theory is a theory of biological evolution developed by the English naturalist Charles Darwin
- 20. the state or fact of continuing to live or exist, typically in spite of an accident, ordeal, or difficult circumstances