Cell Cultures and Characteristics Which of the following is used for the proper maintenance and preservation of pure cultures? Preservation by overlaying cultures with mineral oil Periodic transfer to fresh media Preservation by lyophilization All of these Preservation by overlaying cultures with mineral oil Periodic transfer to fresh media Preservation by lyophilization All of these ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following bacteria dies quickly after drying? Staphylococcus aureus Pseudomonas aeruginosa Treponema pallidium Mycobacterium tuberculosis Staphylococcus aureus Pseudomonas aeruginosa Treponema pallidium Mycobacterium tuberculosis ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics For the selection of endospore-forming bacteria, a mixed culture can be heated at 70°C for 10 minutes 90°C for 10 minutes 80°C for 10 minutes 60°C for 10 minutes 70°C for 10 minutes 90°C for 10 minutes 80°C for 10 minutes 60°C for 10 minutes ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Important example(s) of enriched medium/media is/ are All of these Blood agar Loeffler's serum slope Bordet-gengou medium All of these Blood agar Loeffler's serum slope Bordet-gengou medium ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics The medium which allows the growth of more than one microorganisms of interest but with morphologically distinguishable colonies is known as enrichment medium selective medium none of these differential medium enrichment medium selective medium none of these differential medium ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics In the pour plate method, the mixed culture is diluted directly in tubes of none of these liquid agar medium both (a) and (b) sterile liquid usually water none of these liquid agar medium both (a) and (b) sterile liquid usually water ANSWER DOWNLOAD EXAMIANS APP
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