natural selection
Across
- 2. (money, property, or a title) as an heir at the death of the previous holder.
- 5. carefully thought-out explanation for observations of the natural world that has been constructed using the scientific method.
- 7. group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
- 9. action or process of mutating.
- 11. a change or difference in condition, amount, or level, typically with certain limits.
- 12. group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
Down
- 1. a theory of evolution based on the principle that physical changes in organisms during their lifetime
- 3. Selection-the process whereby organisms better adapted to their environment tend to survive and produce more offspring.
- 4. of Evolution-based on the idea that all species? are related and gradually change over time.
- 6. action or process of adapting or being adapted.
- 8. the disguising of military personnel, equipment, and installations by painting or covering them to make them blend in with their surroundings.
- 10. gradually, especially from a simple to a more complex form.