Beginning Biology

4. an organisms ability to maintain a stable internal environment
7. consisting of more than one cell.
8. a cell that does not contain a nucleus
9. a trait that helps an organism survive in its environment; it's evolved through natural selection
11. an organism that cannot make its own food
13. used to pass on genetic information (DNA) from parent to offspring
15. the control center found in eukaryotic cells; contains DNA and controls all of the cells activities
18. involves one parent organism passing on their genetic information
19. the smallest unit of structure and function in all living things

1. the study of life
2. an organism that make its own food
3. only containing one cell
5. a cell that does contain a nucleus
6. the act of getting bigger and being a more complex organism
10. organisms must do this because they are affected by their environment
12. any living thing
14. found mostly in plants this organelle provides support and protection
16. the type of reproduction that requires two parents (egg and sperm) to create offspring)
17. obtain by either the sun or other organisms