Physical and Chemical Agents Which of the following is best used for long term storage of microbial samples when carried out properly? Storage in a refrigerator on an agar slant Storage in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature Storage in a freezer at -10°C Storage in a refrigerator on an agar slant Storage in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature Storage in a freezer at -10°C ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents A(n)____is used to prevent infection by killing or inhibiting pathogen growth on animal tissues. antiseptic bacteriostatic agent disinfectant sanitizer antiseptic bacteriostatic agent disinfectant sanitizer ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following substances can sterilize? Chlorine Alcohol Ethylene oxide Cetylpyridinium chloride Chlorine Alcohol Ethylene oxide Cetylpyridinium chloride ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents The time in minutes at a specific temperature needed to kill a population of cells is the F value thermal death point decimal reduction time thermal death temperature F value thermal death point decimal reduction time thermal death temperature ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents All of the following are sporicidal except ethylene oxide glutaraldehyde formaldehyde alcohol ethylene oxide glutaraldehyde formaldehyde alcohol ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents One drawback to the use of ultraviolet light as a sterilizing agent is its failure to kill microbes located in the center of an object failure to bacterial spores failure to kill bacteria failure to kill microbes in a closed environment failure to kill microbes located in the center of an object failure to bacterial spores failure to kill bacteria failure to kill microbes in a closed environment ANSWER DOWNLOAD EXAMIANS APP
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