Cell Cultures and Characteristics Selective media facilitate growth of only one kind of organism. Saboraud medium is used to selectively isolate yeasts coliform bacteria acid fast organisms gram positive bacteria yeasts coliform bacteria acid fast organisms gram positive bacteria ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics In the process of freeze drying, a dense cell suspension is placed in small vials and is frozen at -60 to -78°C -30 to -48°C -48 to -58°C -20 to -30°C -60 to -78°C -30 to -48°C -48 to -58°C -20 to -30°C 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 enriched medium selective medium enrichment medium differential medium enriched medium selective medium enrichment medium differential medium ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following problem makes it impossible to satisfy all of Koch's postulates? Genes from the microorganism cannot be amplified by PCR Microorganism causes serious symptoms in humans Species of microorganism is in question Microorganism cannot be isolated in pure culture Genes from the microorganism cannot be amplified by PCR Microorganism causes serious symptoms in humans Species of microorganism is in question Microorganism cannot be isolated in pure culture ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics The concentration of agar to obtain semi solid media is >10%but<20% 0.5% or less 1.5-20% >10% >10%but<20% 0.5% or less 1.5-20% >10% ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics For the selection of lactobacilli present in cheddar cheese, the pH of the medium is maintained at 4.35 6.35 5.35 5.75 4.35 6.35 5.35 5.75 ANSWER DOWNLOAD EXAMIANS APP