Cell Cultures and Characteristics Intestinal bacteria can grow in the presence of __________ whereas nonintestinal bacteria are usually inhibited. low concentration of various dyes sugars low levels of nitrogen bile salts low concentration of various dyes sugars low levels of nitrogen bile salts 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 carbon source none of these special nitrogen source pathogenic properties special carbon source none of these special nitrogen source pathogenic properties ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Peptone water and nutrient broth are basal media none of these selective media enriched media basal media none of these selective media enriched media 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 -20 to -30°C -60 to -78°C -30 to -48°C -48 to -58°C -20 to -30°C -60 to -78°C -30 to -48°C -48 to -58°C 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 Periodic transfer to fresh media All of these Preservation by lyophilization Preservation by overlaying cultures with mineral oil Periodic transfer to fresh media 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 plate counting All of these membrane filter count direct microscopic count using petroffhansser counting chamber plate counting All of these ANSWER DOWNLOAD EXAMIANS APP