A | B |
archaebacteria | bacteria that live under extreme conditions |
vaccine | solution made from dead viruses that is used to prevent viral diseases |
bioremediation | process that uses bacteria to break down wastes and pollutants |
flagella | whiplike structures that help bacteria move |
aerobe | an organism that uses oxygen for respiration |
anaerobe | an organism that can live without oxygen |
saprophyte | an organism that uses dead material as a food and energy source |
pathogen | any organism that causes disease |
toxin | poison produced by disease-causing organisms |
endospore | heat-resistant structure in bacteria |
bacilli | bacteria that have a rod shape |
cocci | bacteria that have a spherical shape |
methane gas | produced as a waste by certain bacteria; can be used as fuel |
pasteurization | a process of the food industry used to kill harmful bacteria |
archaebacteria and eubacteria | bacteria are grouped into 2 kingdoms |
cheese and sauerkraut | two foods that are made using helpful bacteria |
membrane bound organelles | bacteria don't have these |
bacteria | are prokaryotic, decompose living things, & are used to make medicine |
endospores | thick walls bacteria produce around themselves |
fission | how most bacteria reproduce |
cyanobacteria | blue-green |
helpful bacteria | clean up oil spills, make cheese and yogurt, & produce antibiotics |
nitrogen-fixing bacteria | save farmers millions of dollars in fertilizer each year; change nitrogen into useful for plants and animals |
gel-like substance covering some cyanobacteria enables them to | live together in colonies |
bacteria causes disease | some pathogens produce poisons called toxins |
cocci | sphere-shaped bacteria |
bacilli | rod-shaped bacteria |
spirilla | spiral-shaped bacteria |