Cell Cultures and Characteristics Pseudomonas aeruginosa forms a blue water soluble pigment called β-carotene pyocyanin pyoverdin chlororaphin β-carotene pyocyanin pyoverdin chlororaphin 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 Which of the following techniques may be performed quantitatively to determine the number of bacteria of a particular type? Streak plate technique Spread plate Pour plate Both (a) and (b) Streak plate technique Spread plate Pour plate Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Intestinal bacteria can grow in the presence of __________ whereas nonintestinal bacteria are usually inhibited. sugars bile salts low concentration of various dyes low levels of nitrogen sugars bile salts low concentration of various dyes low levels of nitrogen 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 -20 to -30°C -48 to -58°C -30 to -48°C -60 to -78°C -20 to -30°C -48 to -58°C -30 to -48°C ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Selective media facilitate growth of only one kind of organism. Saboraud medium is used to selectively isolate gram positive bacteria coliform bacteria yeasts acid fast organisms gram positive bacteria coliform bacteria yeasts acid fast organisms ANSWER DOWNLOAD EXAMIANS APP
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