Across
- 3. selection A solid substance that forms in nature.
- 4. An outbreak, of disease, that spreads rapidly.
- 7. A set of moral principles or values.
- 9. disease A disease that cannot spread to anyone.
- 14. The ability of an organism to protect itself from a disease.
- 15. Any microscopic life form.
Down
- 1. Of a disease, afflicting many individuals over a vast area.
- 2. The collective human inhabitants in an area.
- 5. disease Physical or Mental condition that causes an organism to function wrongly.
- 6. The raising of crops and livestock.
- 8. Science that uses very small living things to make things such as medicine.
- 10. New organism produced by one or two parent organisms.
- 11. A single-celled reproductive unit capable of birthing without sexual fusion.
- 12. The science concerned with promoting health and preventing illness.
- 13. bacteria Single-celled that differs from its parents as a result of mutation