Cell Cultures and Characteristics Intestinal bacteria can grow in the presence of __________ whereas nonintestinal bacteria are usually inhibited. bile salts sugars low concentration of various dyes low levels of nitrogen bile salts sugars low concentration of various dyes low levels of nitrogen ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following is used for the proper maintenance and preservation of pure cultures? Periodic transfer to fresh media Preservation by overlaying cultures with mineral oil Preservation by lyophilization All of these Periodic transfer to fresh media Preservation by overlaying cultures with mineral oil Preservation by lyophilization All of these ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Cell counting can be carried out by membrane filter count direct microscopic count using petroffhansser counting chamber All of these plate counting membrane filter count direct microscopic count using petroffhansser counting chamber All of these plate counting 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 coliform bacteria gram positive bacteria yeasts acid fast organisms coliform bacteria gram positive bacteria yeasts acid fast organisms ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics All bacteria that inhabit the human body are heterotrophs autotrophs chemolithotrophs phototroph heterotrophs autotrophs chemolithotrophs phototroph 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 pathogenic properties none of these special carbon source special nitrogen source pathogenic properties none of these special carbon source special nitrogen source ANSWER DOWNLOAD EXAMIANS APP
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