Across
- 2. Removal of waste from one organism's body
- 3. Process by which living organisms increase in size
- 7. A living object
- 9. Two parents produce an offspring that is not identical to either parent.
- 11. The taking in of food from the environment
- 13. Process by which living things produce new organisms of their kind
- 14. Substances organisms need for energy, growth, repair, or maintenance
- 15. The process of releasing chemical energy is called respiration
- 16. Materials from an external environment changed into usable energy.
- 17. Process of which organisms are able to combine simple substances to chemically form more complex substances
Down
- 1. Single offspring identical to the single parent
- 4. Chemical reactions occurring within the cells
- 5. Study of Living Things
- 6. Act or process of discharging undigested or waste material from a cell or organism
- 8. Process by which substances enter and leave cells and become distributed within the cells
- 10. All the activities that help maintain an organism's homeostasis
- 12. Condition of a constant internal environment