| Term | Definition |
|---|
| aerobic | term for processes that require oxygen |
| anaerobic | term for processes that do not require oxygen |
| antibiotic | chemical used as a drug to kill bacteria |
| bacillus | rod-shaped bacterium |
| bacterophage | virus that infects bacteria |
| capsid | protein sheath that surrounds the nucleic acid core in a virus |
| capsule | gelatinous outer layer enclosing many bacterial cell walls |
| coccus | spherical-shaped bacterium |
| conjugation | temporary union of two organisms to exchange nuclear material |
| emerging virus | virus that evolves in a geographically isolated area and is pathogenic to humans |
| endospore | dormant bacterial cell enclosed by a tough coating that is highly resistant to environmental stress |
| envelope | outer layer covering the capsid of many kinds of viruses |
| glycoprotein | protein with carbohydrate molecules attached |
| lysoenic cycle | cycle in which a viral genome replicates as a provirus without destroying the host cell |
| lytic cycle | cycle of a viral infection; results in replication of viruses and cell destruction |
| pathogen | disease causing agent |
| pilus | short, thick outgrowth of a bacterium that allows it to attach to another bacterium |
| prion | infectious particles composed of protein with no nucleic acid |
| provirus | viral DNA which inserts into a host cell's chromosomes |
| spirillum | spiral-shaped bacteria |
| toxin | chemical compound excreted into the environment by bacteria that are poisonous to eukaryotic cells |
| viriod | in plants, infectious disease agent composed of a single strand of RNA with not capsid |
| virus | strand of nucleic acid encased in a protein coat that can infect cells and replicate within them |
Combine with other sets
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