| Term | Definition |
| retrovirus | class of viruses that use reverse transcriptase to integrate into the host genome |
| CD4 | HIV receptor that is present on helper T-cells of the immune system and glial cells of the nervous system |
| reverse transcriptase | RDDP |
| ribonuclease H | degrades the RNA of an RNA/DNA hybrid chain |
| provirus | integrated into host genome |
| integrase | integrates viral genome into host genome |
| Gag | polyprotein that encodes structural/capsid proteins |
| Pol | polyprotein, includes reverse transcriptase and integrase |
| Env | polyprot, envelope spikes |
| mutualism | both orgs benefit |
| commensalism | 1 org benefits, oth doesn't care |
| parasitism | 1 org benefits at expense of oth |
| Plasmodium falciparum | accounts for most malaria |
| Plasmodium vivax | accounts for 2nd most malaria |
| ebola | Filoviridae filamentous, -RNA |
| rabies | Lyssaviridae, -RNA, bullet shaped |