Across
- 6. permanent change in a cell's DNA
- 7. substances that alters the body's function
- 9. DNA structures that carry genetic material
- 10. a creature that eats meat
Down
- 1. average weather conditions in a specific area
- 2. the science of heredity
- 3. a procedure performed to test a hypothesis
- 4. testosterone and estrogen are examples of this
- 5. microscopic prokaryotes that can cause disease
- 8. the science of life and how living things interact