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 selective medium enrichment medium enriched medium differential medium selective medium enrichment medium enriched medium ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Viable plate count can be obtained using Spread plate method both (a) and (b) Hemocytometer Pour plate method Spread plate method both (a) and (b) Hemocytometer Pour plate method ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Pseudomonas aeruginosa forms a blue water soluble pigment called pyocyanin chlororaphin β-carotene pyoverdin pyocyanin chlororaphin β-carotene pyoverdin ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Intestinal bacteria can grow in the presence of __________ whereas nonintestinal bacteria are usually inhibited. low concentration of various dyes bile salts low levels of nitrogen sugars low concentration of various dyes bile salts low levels of nitrogen sugars ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following problem makes it impossible to satisfy all of Koch's postulates? 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 Genes from the microorganism cannot be amplified by PCR Microorganism causes serious symptoms in humans Species of microorganism is in question ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following techniques may be performed quantitatively to determine the number of bacteria of a particular type? Streak plate technique Both (a) and (b) Spread plate Pour plate Streak plate technique Both (a) and (b) Spread plate Pour plate ANSWER DOWNLOAD EXAMIANS APP
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