Across
- 4. having one nucleus
- 6. a community of animals or plants of one kind living close together or forming a physically connected structure
- 7. part of a complex system of communication that governs basic activities of cells and coordinates cell actions
- 10. the branch of medicine and biology concerned with immunity
- 11. the action or process of differentiating
- 12. the death of a cell that occurs as normal and controlled part of an organisms growth or development
Down
- 1. performed or taking place in a test-tube, culture dish, or elsewhere outside a living organism
- 2. a soft fatty substance in the cavities of bones, in which blood cells are produced
- 3. vividly colorful
- 5. the system has two stable equilibrium states
- 8. a state in which opposing forces or influences are balanced
- 9. the tendency toward a relatively stable equilibrium between interdependent elements especially as maintained by physiological processes