Biology Crossword

2. Specific characteristics of an individual that are inherited
4. As organisms move from one area to another, it brings its alleles along
9. The maintenance of a constant internal environment
11. When all organisms of a species have died
12. An organism exits an area
15. Homeostasis is achieved using
16. An organism moves into a new area
18. Hybrid offspring dies
19. Any heritable characteristic that increases an organism’s ability to survive and reproduce in its environment
20. Cells with hald the genetic information of the original cells

1. Hybrid is sterile
3. Describes how well an organism can survive and reproduce in its environment
5. When a new population is started by a small number of organisms
6. The delivery of characteristics from parent to offspring
7. A group of individuals of the same species occupying a particular geographical area
8. The difference in DNA between different organisms of the same species
10. The scientific study of heredity
13. One or more bases are inserted into a DNA sequence
14. Cells with the full set of genetic information of the original cells
17. Organisms within a population have variations in appearance and behavior