Antibiotics Which of the following precursor is added in the medium to get penicillin G? Ammonium chloride Phenyl acetic acid Ammonium sulphate Phenyl carbamic acid Ammonium chloride Phenyl acetic acid Ammonium sulphate Phenyl carbamic acid ANSWER DOWNLOAD EXAMIANS APP
Antibiotics pH of the fermentation medium for chlorotetracyclins is 5-6 6-7 7-8 8-9 5-6 6-7 7-8 8-9 ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following changes occur during first phase of growth of Penicillium chrysogenum? Growth of mycelia occurs Lactic acid present in the corn steep liquor is utilized at the maximum rate Ammonia is liberated in the medium All of these Growth of mycelia occurs Lactic acid present in the corn steep liquor is utilized at the maximum rate Ammonia is liberated in the medium All of these ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Vegetable oil, (corn oil or soybean oil) added in the fermentation medium for penicillin, act as antifoam agent source of nutrients both (a) and (c) carbon source antifoam agent source of nutrients both (a) and (c) carbon source ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Penicillin is recovered after fermentation as calcium penicillin potassium penicillin penicillin only sodium penicillin calcium penicillin potassium penicillin penicillin only sodium penicillin ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following event occurs during third phase of growth of P chrysogenum? Concentration of antibiotic increases in the medium Autolysis of the medium starts Slight rise in pH due to liberation of ammonia All of these Concentration of antibiotic increases in the medium Autolysis of the medium starts Slight rise in pH due to liberation of ammonia All of these ANSWER DOWNLOAD EXAMIANS APP
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