Vocabulary
Across
- 2. a change in a gene that can happen naturally and might cause a new trait
- 5. where waste leaves the body
- 7. a chemical compound produced by glands
- 9. muscle in organs, allow organs to function
- 11. tube that connects kidneys to bladders
- 12. filters blood
Down
- 1. a change in an organisms environment that causes a reaction
- 3. a microorganism, such as bacteria or virus, that causes infections or sickness
- 4. the process where living things with traits that help them survive
- 6. the process of an organisms internal environment being kept stable in spite of the changes in the external environment
- 8. an action or change in behavior due to stimulus \
- 10. a characteristic or fracture of a living thing