Microbiology
6 definitions in this category
Bacteria Single-celled prokaryotic microorganisms lacking a nucleus. Bacteria are among the oldest and most abundant life forms,... Biofilm Formation The process by which microorganisms attach to surfaces and secrete extracellular matrix to form structured communities r... Pathogen A microorganism or other agent that causes disease in a host. Includes bacteria, viruses, fungi, parasites, and prions. Quorum Sensing A system of cell-to-cell communication that enables bacteria to coordinate group behavior based on population density. B... Virulence The degree of pathogenicity of a microorganism—how much damage it causes to a host. Highly virulent pathogens cause seve... Virus A microscopic infectious agent that can only replicate inside living cells. Viruses consist of genetic material (DNA or...