Bacteria and virus Flashcards
Prokaryote
an organism that consists of a single cell that does not have a nucleus
Bacilli
a rod-shaped bacterium. a disease-causing bacterium
Binary Fission
a form of asexual reproduction in single-celled organisms by which one cell divides into two cells of the same size
Endospore
a thick-walled protective spore that forms inside a bacterial cell and resists harsh conditions
Nitrogen fixation
the chemical processes by which atmospheric nitrogen is assimilated into organic compounds, especially by certain microorganisms as part of the nitrogen cycle
Bioremediation
the biological treatment of hazardous waste by living organisms
Antibiotic
medicine used to kill bacteria and other microorganisms
Pathogenic bacteria
bacteria that caused disease
Virus
a microscopic particle that gets inside a cell and often destroys the cell
Host
an organisms from which a parasite takes food or shelter
cocci
any spherical or roughly spherical bacterium
spirilla
genus of spiral-shaped bacteria. The term spirillum is used generally for any of the corkscrew-like species.