Across
- 4. A medicine that helps prepare the immune system to fight infection
- 6. A type of single-celled organism found almost everywhere on Earth
- 7. A nonliving protective shell with genetic material inside of it
- 8. A group of bacteria growing together
- 9. A cell of the human immune system that helps to fight infection
- 10. A medicine that is used to treat bacterial infections
Down
- 1. Genetic material that holds information for making more cells
- 2. A machine scientists use to grow and study bacteria
- 3. A scientist who studies micro-organisms like bacteria
- 5. A structure inside an animal cell where DNA is stored