Antibiotics Which of the following precursor is added in the medium to get penicillin G? Phenyl carbamic acid Ammonium chloride Phenyl acetic acid Ammonium sulphate Phenyl carbamic acid Ammonium chloride Phenyl acetic acid Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Antibiotics are typically produced in fed batch reactors because antibiotic yields are generally higher when cells enter the stationary phase the precursors are often toxic to the cells All of these antibiotic yields are generally higher when cell growth slows antibiotic yields are generally higher when cells enter the stationary phase the precursors are often toxic to the cells All of these antibiotic yields are generally higher when cell growth slows ANSWER DOWNLOAD EXAMIANS APP
Antibiotics pH of the fermentation medium for chlorotetracyclins is 7-8 8-9 6-7 5-6 7-8 8-9 6-7 5-6 ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following organism(s) produce(s) tetracycline? All of these Steptomyces ramosus Steptomyces aureofaciens Nocardia sulphurea All of these Steptomyces ramosus Steptomyces aureofaciens Nocardia sulphurea ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Penicillin is recovered after fermentation as penicillin only potassium penicillin sodium penicillin calcium penicillin penicillin only potassium penicillin sodium penicillin calcium penicillin 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) pH increase Mycelial mass increases Synthesis of penicillin is high Both (a) and (b) pH increase Mycelial mass increases ANSWER DOWNLOAD EXAMIANS APP
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