Cell Cultures and Characteristics A disease producing species occurring in a mixed culture can often be selected on the basis of its pathogenic properties none of these special nitrogen source special carbon source pathogenic properties none of these special nitrogen source special carbon source ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following problem makes it impossible to satisfy all of Koch's postulates? 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 Species of microorganism is in question Genes from the microorganism cannot be amplified by PCR ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics The solidifying agent commonly used in preparation of media is/are both (a) and (b) silica gel agar none of these both (a) and (b) silica gel agar none of these 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 60°C for 10 minutes 80°C for 10 minutes 90°C for 10 minutes 70°C for 10 minutes 60°C for 10 minutes 80°C for 10 minutes 90°C for 10 minutes ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Plate counts are often reported as thousands/ml cfu Both (a) and (b) cfu/ml thousands/ml cfu Both (a) and (b) cfu/ml 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 enrichment medium selective medium differential medium enriched medium enrichment medium selective medium differential medium ANSWER DOWNLOAD EXAMIANS APP