Antibiotics At normal pH, penicillin remains in solvent phase aqueous phase both (a) and (b) precipitates solvent phase aqueous phase both (a) and (b) precipitates ANSWER DOWNLOAD EXAMIANS APP
Antibiotics pH of the fermentation medium for chlorotetracyclins is 7-8 8-9 5-6 6-7 7-8 8-9 5-6 6-7 ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following event occurs during second phase of growth of P. chrysogenum? Synthesis of penicillin is high Both (a) and (b) Mycelial mass increases pH increase Synthesis of penicillin is high Both (a) and (b) Mycelial mass increases pH increase ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following precursor is added in the medium to get penicillin G? Phenyl acetic acid Ammonium chloride Ammonium sulphate Phenyl carbamic acid Phenyl acetic acid Ammonium chloride Ammonium sulphate Phenyl carbamic acid ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following organism(s) produce(s) tetracycline? Nocardia sulphurea All of these Steptomyces ramosus Steptomyces aureofaciens Nocardia sulphurea All of these Steptomyces ramosus Steptomyces aureofaciens ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Penicillin is recovered after fermentation as penicillin only calcium penicillin sodium penicillin potassium penicillin penicillin only calcium penicillin sodium penicillin potassium penicillin ANSWER DOWNLOAD EXAMIANS APP
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