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Chapter 22
Human Microbiome
| Term | Definition |
|---|---|
| bacilli | rod shaped bacteria |
| bacteria | single celled microscopic organism that are the chief inhabitants of the microbiome |
| capsid | protein shell that surrounds viral genetic material |
| capsomeres | individual structural units forming the viral capsid |
| capsule | gelatinous covering that keeps the bacterium from drying out |
| cocci | round or spherical shaped bacteria |
| gram stain | staining technique used to classify bacteria into one of two groups |
| human microbiome | microbial makeup of healthy humans |
| pathogen | disease causing microorganism |
| plasmids | small loops of DNA contained within bacteria that allow them to transmit DNA from one cell to another |
| portal of entry | pathway by which infectious organisms gain access to the body |
| spirilla | spiral shaped bacteria |
| virus | ultramicroscopic pathogen consisting of a nucleic acid within a protein shell |