Term
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Definition
| The smallest and most common microorganisms are prokaryotes, single celled organisms that lack a nucleus. |
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Term
| How many bacteria kingdoms are there? |
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Definition
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Term
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Definition
| Surrounded by a cell wall that protects from from injury and determines the shape. live ALMOST everywhere. SOME have a second outrer membrane. |
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Term
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Definition
lacks peptidogyclan a carb found in teh cell walls of eubaceria and their mmbrane lipids are different. Live in harsh environments. |
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Term
| name the harsh environments that archaebacteria lives in. |
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Definition
Thermoacidophiles- high heat or high concentration extreemehalophiles- high Nac/concentration (salt) Menthanogens- live in the absence of oxygen |
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Term
| How is bacteria classified? |
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Definition
shape composition of a cell wall how they obtain their food how they move |
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Term
| What are the different shapes of bacteria? |
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Definition
coccus- sphere bacillus- rod spirilium- spiral or cork screw |
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Term
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Definition
| short projections that allow bacteria to stick to objects |
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Definition
| whiplike structures used for movement |
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Definition
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Term
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Definition
| stain purple are easily susceptible to antibiotics |
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Definition
| not easily susceptible to antibiotics |
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Term
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Definition
| several groups of prokaryotes carry out photosynthesis in a manner similiar to green plants |
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Term
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Definition
get energy from chemical reactions involving ammonia, hydrogen sulfide, nitrites, sulfur, or iron |
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Term
| where can you find photoautotrophs |
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Definition
| where light is plentiful near the surfaces of lakes streams and oceans |
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Term
| where can you find chemoautotrophs |
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Definition
| darkness of the ocean, obtain energy from hydrogen sulfide gas that flows from hydrothermal vents on the ocean floow |
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Term
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Definition
| combined autotrphic and eterotrophic styles of life. they are photosythetic they capture sunlight for energy, bu also need organic compounds for nutrition |
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Term
| what are the four things necessary for bacteria to grow? |
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Definition
-warmth -moisture -darkness -food supply |
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Term
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Definition
can NOT live in the presence of oxygen |
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Term
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Definition
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Definition
| does not need oxygen to live but oxygen will not harm it |
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Term
| name two ways bacteria reproduces |
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Definition
binary fission-asexual conjugation-sexual |
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Term
| bacteria is important as decomposers in nitrogen fixation in the making of ..... |
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Definition
food medicine oil eating bacteria |
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Term
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Definition
| do not carry out any of the life charecteristics on their own |
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Term
| how are viruses classified? |
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Definition
DNA or RNA shape host they invade |
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Term
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Definition
| always causes the death of the host cell |
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Term
| five stages of the lytic cycle |
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Definition
adsorption entry replication assembly release |
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