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 -30 to -48°C -60 to -78°C -48 to -58°C -20 to -30°C -30 to -48°C -60 to -78°C -48 to -58°C 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? Pour plate Spread plate Both (a) and (b) Streak plate technique Pour plate Spread plate Both (a) and (b) Streak plate technique ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics The solidifying agent commonly used in preparation of media is/are none of these both (a) and (b) agar silica gel none of these both (a) and (b) agar silica gel 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 Which of the following bacteria dies quickly after drying? Pseudomonas aeruginosa Mycobacterium tuberculosis Staphylococcus aureus Treponema pallidium Pseudomonas aeruginosa Mycobacterium tuberculosis Staphylococcus aureus Treponema pallidium ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Intestinal bacteria can grow in the presence of __________ whereas nonintestinal bacteria are usually inhibited. low levels of nitrogen bile salts low concentration of various dyes sugars low levels of nitrogen bile salts low concentration of various dyes sugars ANSWER DOWNLOAD EXAMIANS APP