Antibiotics Which of the following event occurs during third phase of growth of P chrysogenum? Autolysis of the medium starts Concentration of antibiotic increases in the medium Slight rise in pH due to liberation of ammonia All of these Autolysis of the medium starts Concentration of antibiotic increases in the medium Slight rise in pH due to liberation of ammonia All of these ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Penicillin is recovered after fermentation as calcium penicillin penicillin only sodium penicillin potassium penicillin calcium penicillin penicillin only sodium penicillin potassium penicillin ANSWER DOWNLOAD EXAMIANS APP
Antibiotics At normal pH, penicillin remains in aqueous phase solvent phase both (a) and (b) precipitates aqueous phase solvent phase both (a) and (b) precipitates ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Vegetable oil, (corn oil or soybean oil) added in the fermentation medium for penicillin, act as carbon source antifoam agent source of nutrients both (a) and (c) carbon source antifoam agent source of nutrients both (a) and (c) ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following organism(s) produce(s) tetracycline? Nocardia sulphurea Steptomyces ramosus Steptomyces aureofaciens All of these Nocardia sulphurea Steptomyces ramosus Steptomyces aureofaciens All of these ANSWER DOWNLOAD EXAMIANS APP
Antibiotics High yield of chlorotetracyclin requires controlled aeration continuous aeration no aeration aeration which does not affect the yield controlled aeration continuous aeration no aeration aeration which does not affect the yield ANSWER DOWNLOAD EXAMIANS APP
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