Antibiotics Which of the following precursor is added in the medium to get penicillin G? Ammonium sulphate Ammonium chloride Phenyl carbamic acid Phenyl acetic acid Ammonium sulphate Ammonium chloride Phenyl carbamic acid Phenyl acetic acid ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following changes occur during first phase of growth of Penicillium chrysogenum? Growth of mycelia occurs Ammonia is liberated in the medium Lactic acid present in the corn steep liquor is utilized at the maximum rate All of these Growth of mycelia occurs Ammonia is liberated in the medium Lactic acid present in the corn steep liquor is utilized at the maximum rate All of these ANSWER DOWNLOAD EXAMIANS APP
Antibiotics High yield of chlorotetracyclin requires continuous aeration controlled aeration aeration which does not affect the yield no aeration continuous aeration controlled aeration aeration which does not affect the yield no aeration ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Penicillin is produced by aerobic fermentation aerobic fermentation followed by anaerobic fermentation anaerobic fermentation anaerobic fermentation followed by aerobic fermentation aerobic fermentation aerobic fermentation followed by anaerobic fermentation anaerobic fermentation anaerobic fermentation followed by aerobic fermentation ANSWER DOWNLOAD EXAMIANS APP
Antibiotics Which of the following organism(s) produce(s) tetracycline? Steptomyces ramosus Steptomyces aureofaciens All of these Nocardia sulphurea Steptomyces ramosus Steptomyces aureofaciens All of these Nocardia sulphurea ANSWER DOWNLOAD EXAMIANS APP
Antibiotics pH of the fermentation medium for chlorotetracyclins is 8-9 7-8 6-7 5-6 8-9 7-8 6-7 5-6 ANSWER DOWNLOAD EXAMIANS APP
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