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Microbiology Ch. 1
| Question | Answer |
|---|---|
| Fast growing/multiplying organism | Germ |
| Most microbes are: pathogenic or not pathogenic | not pathogenic |
| knowledge of microbiology and microbes | understand disease food preservation industry and biotechnology bioremediation and bioreactor produce food |
| The two parts of a microbe name | genus and specific epithet |
| Oldest life form on Earth | bacteria |
| Prokaryotes have | no nucleus or organelles |
| peptidoglycan | carbohydrate found in cell walls of bacteria |
| Gram + | Lots of peptidoglycan |
| Gram - | very little peptidoglycan |
| Archaea cell walls are made up of | muric acids |
| What life form are extremophiles | Archaea |
| Can be unicellular or multicellular | fungi |
| fungi cell walls are made of | chitin |
| "Catch all group" | protozoa |
| three types of mobility for protozoa | cilia, flagella, pseudopods |
| can ingest chemicals for food | protozoa |
| cell walls of algae made up of | cellulose |
| go through photosynthesis | algae |
| high nitrogen and phosphorus produce exponential growth in this group | algae |
| produce O2 for aquatic life | algae |
| have complicated life cycles that include a microscopic component | multicellular animal parasites |
| acellular because they lack ability to reproduce or metabolize outside of a host | virus |
| not on the tree of life | virus |
| Three groups of tree of life | Eukarya, archaea, bacteria |