Natural Selection Crossword

7. Excessive reproduction.
8. The ability of a population to maintain or increase its numbers in succeeding generations.
9. The competition to survive adaptation in natural environments; survival of the fittest.
11. The process by which humans use animal breeding and plant breeding to selectively develop particular traits they have chosen to be desirable.
12. The process by which new species or populations of living things develop from preexisting forms through successive generations.
16. Traits that promote an organism's success in a particular environment.
17. The tampering with natural selection in that whoever is moderating the organisms gets rid of plants that have characteristics deemed undesirable.
18. A complex biotic community characterized by distinctive plant and animal species.

1. The act of competing, or a contest for some advantage.
2. Pertaining to life, alive.
3. An organism that is the offspring from two parents that are not members of the same species.
4. The competition of animals attempting to adapt in order to survive in a natural enviroment; Natural Selection.
5. The people living in a certain area.
6. Regarded as the basic category of biological classification, composed of related individuals that resemble one another.
10. The entire body of individuals born and living at about the same time
13. The act or state of adapting.
14. Of or characterized by the absence of life or living organisms.
15. The visible result of a chromosome.