Using Microorganisms in Biotechnology (OCR A-Level Biology A): Flashcards
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Biotechnology
Biotechnology
Use of living organisms to produce useful products/services
Primary metabolites
Primary metabolites
Compounds produced during normal growth (e.g. ethanol, CO2)
Secondary metabolites
Secondary metabolites
Synthesised after growth slows (e.g. penicillin antibiotics)
Two yogurt bacteria species
Two yogurt bacteria species
Lactobacillus bulgaricus and Streptococcus thermophilus
Mycoprotein fungus
Mycoprotein fungus
Fusarium venenatum
Penicillin metabolite type
Penicillin metabolite type
Secondary metabolite
Bioremediation
Bioremediation
Using organisms to remove toxic materials from environments
Aseptic technique purpose
Aseptic technique purpose
Prevents contamination of cultures by unwanted microorganisms
Autoclave sterilisation conditions
Autoclave sterilisation conditions
121°C and 100 kPa for 15-20 minutes
Colony count range for accuracy
Colony count range for accuracy
30-300 colonies per plate