2. host: Is an organism that provides food for a parasite.
3. paraside: Is an organism that live in another living thing and gets food from it.
4. interferon: Is a chemical substance that interferes with the way viruses reproduce.
5. vaccine: Are substances made from weakened or dead viruses.
6. bacteria: Are very small, one celled monerens.
7. colony: Is a group of similar cells growing next to each other that do not depend on each other.
8. capsule: Are bacteria that have a sticky outer layer.
9. flagellum: Some bacteria move with a long whiplike thread calles flagellum.
10. fission: Is the process of one organism dividing into two organism.
11. asexual reproduction: Is the reproducing of a living thing from only one parent.
12. endospore: Is a thick walled structure that forms inside the cell, enclosing all the nuclear material and some cytoplasm.
13. saprophyte: Are organisms that use dead materials for food.
14. decomposer: Are living things that get their food from breaking down dead matter into simpler chemicals.
15. Kochs postulate: Are steps for proving that a disease is caused by a certain microscopic organism.
16. communicable disease: Are ones that can be passed from one organism into another.
17. antibiotic: Are chemicals substances that kill or slow the growth of bacteria.
18. biotechnology: Is the use of living things to solve practical problems.
19. pateurization: The process of heating milk to kill harmful bacteria.
20. Blue green bacteria: Are small, one celled monerans that contain chlorophyll and can make their own food.
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