Across
- 3. Having a sickness once you will have more protection from it the next.
- 4. A mix of different things put into a shot to help you body have immunity from whatever the shots for.
- 8. a small organism viewed under a microscope
- 9. Invertebrate animals with an exoskeleton
- 10. A duplodnaviria virus that infects and replicates within bacteria and archaea.
Down
- 1. something that can feed itself
- 2. A naturafl substance that helps the body fight despise like cancer.
- 5. a small organism viewable under a microscope.
- 6. An animal without a spine.
- 7. An animal with a spine