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