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 sugars low levels of nitrogen low concentration of various dyes bile salts sugars low levels of nitrogen ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics A disease producing species occurring in a mixed culture can often be selected on the basis of its special nitrogen source none of these pathogenic properties special carbon source special nitrogen source none of these pathogenic properties special carbon source 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 lyophilization Preservation by overlaying cultures with mineral oil All of these Periodic transfer to fresh media Preservation by lyophilization Preservation by overlaying cultures with mineral oil All of these 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? Microorganism cannot be isolated in pure culture Genes from the microorganism cannot be amplified by PCR Species of microorganism is in question Microorganism causes serious symptoms in humans Microorganism cannot be isolated in pure culture Genes from the microorganism cannot be amplified by PCR Species of microorganism is in question Microorganism causes serious symptoms in humans ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics All bacteria that inhabit the human body are autotrophs chemolithotrophs phototroph heterotrophs autotrophs chemolithotrophs phototroph heterotrophs ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Peptone water and nutrient broth are none of these enriched media selective media basal media none of these enriched media selective media basal media ANSWER DOWNLOAD EXAMIANS APP
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