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31 Cards in this Set
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Microbes in food |
Ansnnd |
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Control microbes in food preservation |
Pg 182-186 191 and 795-798 |
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Micro organism dairy products |
Milk: sterile in udder Cheese: Separate whey (liquid) from protein curd(casein) enzyme: rennin under low pH Use S. lactis and S. cremoris to produce lactic acid Cheese classified according to hardness Inoculayed with additional mocrobes to produce various types of cheese (Blue or bleu, Roquefort, Camembert, Swiss) |
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Food microbiology butter |
Fat globules Leuconstoc sp. Requires Ncfkkdndnddn Buttermilk Bdkdkdk Yogurt Kefir and kumiss |
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Food Micro Nondairy |
Bread: yeast Co2 bread rises Sauerkraut pickles olives Made with leuconstoc Lactobacillus Soy sause: Made with aspergillus oryzae |
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Food micro Beverages |
Cider apples contain sugar and yeast Vinegar Acetobacter or glyconobacter Made from cider or wine Convertsethanol to acetic acide |
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Food micro alcoholic |
Bear barley or other carnohydrates Wine grapes Sake rice Rum sugar cane Vodka potatos Tequila agave |
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Food micro single celled protien SCP |
•Microbes are high in protein· •Supplement diet with microbes •Used In: animal fodder•Torula sp. (yeast) and certain bacteria used |
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Industrial micro Amino acid production Glutamic acid |
1 million tons yearFood condiment Msg food allergies Produced by micrococcus and corynebacterium glutamicum |
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Industrial microAmino acid production Lysine
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250,000 tons a year Cornebacterium glutamicum |
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Industrial microAmino acid production Citric acid |
1.6 mil tons a year Aspergillus niger: converts molasses to citric acid 70% used in food industry 30% used for industrial purpose |
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Industrial micro Enzymes Protease |
Breaks down proteins Aspergillus sp. And Bacillus sp. Detergents meat tenderizer leather production, chill proofing bear |
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Industrial microEnzymes Amylase |
Breaks down starches Aspergillus and Bacillus sp. |
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Industrial microEnzymes Lactase |
Breaks down lactos Yeast |
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Industrial micro Vitamin production Steroids transformation Vaccines toxoids |
Whshdjdkdkdjdj Pg 804 Pg 812 |
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Industrial microAntibiotics Fungal sources |
Penlclllium & Cephalosporlum: Penlcillin, cephalothins, griseofulvin |
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Industrial microAntibiotics Bacterial sources |
Bacillus sp: Streptomyces, : Streptomycin, tetracycline, amphotericin, chIoramphenicol |
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Industrial micro Agricultural uses Rhizobium |
Nitrogen fixer
Symblotlc relation with: legumesMixed with peat moss to retain moisture and then seeded with legumes to ensure Infection of the plant |
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Industrial microAgriculteral Bacillus thuringiensis |
Microbe eats mosquito larvae Municipal control program and by gardeners |
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Biomass |
Organic matter produced by living organisms crops, waste ,trees |
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Bioconversion |
Using microbes to convert biomass into energy |
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Biofuels |
Ethanol from agriculture crops Methane from landfills |
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Genetic engineering Terms Recombiant DNA |
Any artificial manipulation of genes From within a species between different species |
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Genetic engineering Terms Restiction enzymes |
Enzymes that cut DNA into pieces that are easy to recombine in-vitro |
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Genetic engineering Terms Vector |
Transports forien dna into a cell Plasmid or virus that inserts genes into a cell |
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Genetic engineering Terms Clone |
Generically identical |
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Medical therapy Human insulin |
E. Coli carries human gene that makes this hormone |
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Medical therapy Human growth hormone Hepatitis b vaccine |
Yeast carries viral gene |
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Genetic engineering Gene therapy |
Replace defective or mutated gene Cystic Flbrosls: Inhalation of a harmless cold virus that carries the healthy gene that the person lacks Under research Investigation |
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Genetic engineering Agammaglobulinemia |
Inability to produce antibodies Addition of genetically engineered virus to the bone marrow |
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Genetic engineering Agricultural uses |
Bovine growth hormone BGH E.coli carries gene Gene for pest resistance Inserted into plants Insertion of nitrogen-fixation genes into plants using: rhizobium |