eubacteria and archaebacteria
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| what is an antibiotic? | a chemical that limits the growth of bacteria
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| what is a saprophyte? | bacteria that use dead organisms asa food and energy source
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| what are nitrogen-fixing bacteria? | bacteria that change nitrogen in the air into a form that plants can use to grow
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| what is a pathogen? | any organism that causes disease
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| what is a toxin? | poisonous substances that some bacteria produce
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| what is an endospore? | a thick-walled structure that bacteria use to protect themselves. It can keep a bacteria alive (in hibernation) for hundreds of years
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| what is pasteurization? | heating food to high temperatures to kill bacteria in it
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| what is a bacterial vaccine? | a weakened form of the bacteria that is injected into an organism so that organism's immune system can learn to fight it
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| what is bioremediation? | using bacteria to clean up pollution (like oil spills)
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| what is a flagella? | a whip-like tail that moves bacteria around
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| what is binary fission? | the asexual way bacteria reprodue
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| what is an aerobe? | bacteria that must have oxygen to live
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| what is an anaerobe? | bacteria that can live in environments without oxygen
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| where to archaebacteria live? | in extreme environments
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| where does the archaebacteria halophile live? | really salty places like the Great Salt Lake
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| where does the archaebacteria thermophile live? | really hot places like hot springs
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| where does the archaebacteria methanogen live? | in swamps
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| what is a methanogen? | a type of archaebacteria that generates methane gas (a gas that can be used as a fuel source)
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| what does prokaryote mean? | a cell without a nucleus
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| do bacteria still have DNA? | yes just not in a nucleus
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| what 5 structure do all bacteria have? | cell wall, cell membrane, cytoplasm, DNA, ribosomes
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| what are the small hair like structures that bacteria use to move around? | cilia
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| what do bacteria use slime layers or capsules for? | extra protection or to stick to surfaces
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| what shape is bacillus bacteria? | rod
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| what shape is coccus bacteria? | circular/round
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| what shape is spirilla bacteria? | spiral
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Created by:
ruth.baker
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