Cell Cultures and Characteristics A medium containing crystal violet dye plus sodium deoxycholate will allow none of these aquatic bacteria to grow gram (+)ve intestinal bacteria to grow gram (-)ve intestinal bacteria to grow none of these aquatic bacteria to grow gram (+)ve intestinal bacteria to grow gram (-)ve intestinal bacteria to grow ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following bacteria can grow in acidic pH? Vibrio cholerae Lactobacilli Salmonella Shigella Vibrio cholerae Lactobacilli Salmonella Shigella ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Cell size and cell number can be measured using petroff-hausser counting chamber none of these hemocytometer coulter counter petroff-hausser counting chamber none of these hemocytometer coulter counter ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics When a substance is added to a liquid medium which inhibits the growth of unwanted bacteria and favors the growth of wanted bacteria, it is known as differential medium enriched medium selective medium enrichment medium differential medium enriched medium selective medium enrichment medium ANSWER DOWNLOAD EXAMIANS APP
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 All of these Preservation by lyophilization Periodic transfer to fresh media Preservation by overlaying cultures with mineral oil All of these Preservation by lyophilization Periodic transfer to fresh media ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following problem makes it impossible to satisfy all of Koch's postulates? Species of microorganism is in question Genes from the microorganism cannot be amplified by PCR Microorganism causes serious symptoms in humans Microorganism cannot be isolated in pure culture Species of microorganism is in question Genes from the microorganism cannot be amplified by PCR Microorganism causes serious symptoms in humans Microorganism cannot be isolated in pure culture ANSWER DOWNLOAD EXAMIANS APP
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