Across
- 2. Differentiation of cells enabling them to perform different functions within an organism
- 3. A reaction to a stimulus
- 5. The smallest units considered to be fully alive
- 6. A change in a population over time
- 8. Group of tissues that work together to perform similar functions
- 12. A group of similar cells that perform the same function
- 13. Stores the genetic code or all the information an organisms needs in order to grow, develop, and reproduce.
- 14. The combination of chemical reactions within an organism as they build up and break down matter and energy
- 15. When cells from two different parents unite to form one cell that will divide, grow, and develop into a new organism
Down
- 1. Organisms that consist of only one cell
- 4. When a single organism produces offspring identical to itself
- 7. Organisms that consist of more than one cell
- 9. Traits that help an organism survive better in their environment
- 10. Maintaining a stable internal environment
- 11. Any condition in the environment that causes an organism to adjust