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ATS-Science 7
Bacteria/Virus vocabulary
Term | Definition |
---|---|
Archaebacteria | a kingdom made up of bacteria that live in extreme environments |
Eubacteria | a kingdom that contains all prokaryotes except Archaebacteria |
bacilli | rod shaped bacteria |
cocci | spherical or circular bacteria |
spirilla | spiral shaped bacteria |
prokaryote | an organism that consists of a single cell and does not contain a nucleus |
flagella/flagellum | whip-like structure used for movement |
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 |
decomposer | feeds on and breaks down dead organisms |
producer | an organism that can make its own food |
cyanobacteria | bacteria that contain chlorophyll and can make their own food |
nitrogen fixation | process of bacteria changing nitrogen so plants can use it |
bioremediation | using bacteria or microorganisms to clean up hazardous waste |
antibiotic | medicine used to kill bacteria and other microorganisms |
pathogenic bacteria | bacteria that cause disease |
genetic engineering | changing the genes of bacteria or other organisms |
host | an organism from which a parasite takes food or shelter |
lytic cycle | the reproductive cycle of a virus where the virus attacks a cell and causes the cell to produce more viruses |
heterotroph | eats other organisms (consumer) |
autotroph | an organism that can makes its own food (producer) |
vaccine | weakened form of a virus that prevents a person from contacting a viral disease |