Antibiotics Which of the following changes occur during first phase of growth of Penicillium chrysogenum? Lactic acid present in the corn steep liquor is utilized at the maximum rate All of these Ammonia is liberated in the medium Growth of mycelia occurs Lactic acid present in the corn steep liquor is utilized at the maximum rate All of these Ammonia is liberated in the medium Growth of mycelia occurs ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Antibiotics are typically produced in fed batch reactors because antibiotic yields are generally higher when cell growth slows antibiotic yields are generally higher when cells enter the stationary phase All of these the precursors are often toxic to the cells antibiotic yields are generally higher when cell growth slows antibiotic yields are generally higher when cells enter the stationary phase All of these the precursors are often toxic to the cells ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Vegetable oil, (corn oil or soybean oil) added in the fermentation medium for penicillin, act as both (a) and (c) source of nutrients antifoam agent carbon source both (a) and (c) source of nutrients antifoam agent carbon source ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following precursor is added in the medium to get penicillin G? Ammonium chloride Ammonium sulphate Phenyl acetic acid Phenyl carbamic acid Ammonium chloride Ammonium sulphate Phenyl acetic acid Phenyl carbamic acid ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following event occurs during second phase of growth of P. chrysogenum? Both (a) and (b) Synthesis of penicillin is high pH increase Mycelial mass increases Both (a) and (b) Synthesis of penicillin is high pH increase Mycelial mass increases ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Fermentation medium for oxytetracyclin (terramycin) consist of CSL, starch,(NH4)2 SO4, ammonium chloride and CaCO3 CSL,(NH4)2 SO4, ammonium chloride and CaCO3 CSL, starch, (NH4)2 SO4, sodium chloride and CaCO3 CSL, (NH4)2 SO4, sodium chloride and CaCO3 CSL, starch,(NH4)2 SO4, ammonium chloride and CaCO3 CSL,(NH4)2 SO4, ammonium chloride and CaCO3 CSL, starch, (NH4)2 SO4, sodium chloride and CaCO3 CSL, (NH4)2 SO4, sodium chloride and CaCO3 ANSWER DOWNLOAD EXAMIANS APP