Across
- 3. A principle stating that only the best suited in ones environment may pass on their genetics
- 4. A disease that is able to cause an invasion of the body by microorganisms
- 6. A microorganism, especially a bacterium, that causes disease
- 7. New organisms produced by one or two parent organisms
- 9. Bacteria that changes itself
- 10. An outbreak of a contagious disease that spreads rapidly and widely
- 11. The raising of crops and livestock, and improving processes involved
- 13. The set of moral principles and values. The way of doing things
- 14. A usually one-celled reproductive body that can grow another organism without another cell
Down
- 1. Cleanliness that helps health and prevents illness
- 2. A group of individuals of the same species occupying a specific habitat
- 3. A disease unable to spread infection
- 5. The use of a living organism to solve an engineering problem or perform an industrial task
- 8. An epidemic that spreads over a very wide area, such as a country or continent
- 12. The ability to protect itself from a disease, or the effects of a substance