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42 Cards in this Set
- Front
- Back
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bakers yeast
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saccoharomyces cerevisiae |
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yeast cell fermentation
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causes the dough to rise ethanol evaporates during baking |
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only a small amount of ethanol and much more CO2 is made when fermentation occurs in the presence of ______
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rennin
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an enzyme found in the stomach of cows that caused milk to clot |
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curds are _____
whey is _____ |
solid; liquid |
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lactic acid bacteria |
produce lactic acid that...._______ |
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curds are allowed to _____ during _______ moisture ____, curds _____ bacteria make more ______ (affects taste) |
ripen; ripening; lost; compressed; acids |
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_____produces acids and CO2, which causes_____
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propoinibacterium; ______
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blue cheese ripened not by bacterium but instead by a ____ |
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when ______ occurs in the absence of _____ a large amount of ______ and less _____ is made
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fermentation; _______; ethanol; CO2 |
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yeast cannot break down ____ into _____ on their own
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malting
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grains are allowed to germinate during this process starch degrading enzymes are produced that break down starch into enzymes |
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_________ species in the presence of ____ can break down the ______ to produce
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acetobacter; O2; ethanol; vinegar |
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methanogenic bacteria
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no oxygen anaerobic bacteria |
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cornstalks wood switchgrass other materials containing cellulose are used to produce what biofuels? |
ethanol; butanol |
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using _____ (_______ ________) to produce _____
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algae; photosynthetic microorganisms; biofuel |
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all you need is abundant_____ |
fertile; CO2, nutrients, and sunlight |
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bacillus thuringiensis 2 things
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organic pesticides can contain the bacterial spores or the crystalline toxin itself |
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caterpillars eat the leaves treated with the ______ ______ spores and ______ _______ |
bacillus thuringiensis; crystalline toxin |
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toxin bind to the ____ ____ of the caterpillar and it stops eating |
gut wall |
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____ breaks down in the caterpillar gut wall and the caterpillar dies |
toxin |
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____ is specific to ____ and not harmful to ____ or _____
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toxin; insects; humans; animals |
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initially all available _______ were the _____ ______ of ______
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antibiotics; metabolic products; microbes |
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_____ make ______/______ to take out the competition
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microbes; chemical/antibiotics |
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what disease effects 8.3% of people in the u.s. and is the 7th leading cause of death in the u.s.?
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what does insulin, the treatment for diabetes, have to do with microbiology?
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biotechnology
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application of microorganisms, cells, or cell components to ____ _____ ______ |
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recombinant DNA technology
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generation of ______ modified organism |
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bioreacter
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fermentation tank |
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slide 34
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_____ not only protect us from infectious diseased but many actually contain _______!
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vaccines; microorganisms |
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vaccines contain a ____ but ______ non-disease causing strain of the virus
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live; avirulent |
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slide 38
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downstream processing
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all the further biochemical procedures required to purify the product from waste compounds |
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microorganisms have been used to produce 6 things |
antibiotics amino acids enzymes vitamins steroids |
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1X ____ human cells in our body
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1X10(13) |
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1X___ bacterial cells on/in our body
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1X10(14) |
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without our normal flora we could not_____ |
supply us with useful and essential substances like vitamin K help to prevent the over growth of harmful microorganisms |
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_______ killed ____ million people in the _____'s
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black death; 50; 1340's |
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_____ killed ___ million people in the ____'s
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Spanish influenza; 50; 1918 |
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currently _____, which causes ____, has killed ____ million people |
HIV; Aids; 30 |
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the current _____ outbreak has claimed _____ people with ______ laboratory-confirmed cases
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ebola; 8,235; 13,224 |
