Physical and Chemical Agents Which of the following has most heat resistant spores? Clostridium histolyticum Bacillus stearothermophilus Bacillus cereus Clostridium perfringens Clostridium histolyticum Bacillus stearothermophilus Bacillus cereus Clostridium perfringens ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is a limitation of the autoclave? It lacks the ability to kill endospores It takes too long to sterilize It lacks the ability to inactivate viruses It will destroy heat labile materials It lacks the ability to kill endospores It takes too long to sterilize It lacks the ability to inactivate viruses It will destroy heat labile materials ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following describes the effect of ionizing radiation on microbes? None of these Changes the 3-dimensional structure of proteins to a 2-dimen-sional form Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe None of these Changes the 3-dimensional structure of proteins to a 2-dimen-sional form Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Iodophores are mixture of iodine and surface active agents iodine and aldehydes iodine and phenols iodine and alcohols iodine and surface active agents iodine and aldehydes iodine and phenols iodine and alcohols ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Microbes can be removed from a liquid solution by the process of osmosis freeze-drying filtration desiccation osmosis freeze-drying filtration desiccation ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is bactericidal? Membrane filtration Deep freezing Ionizing radiation Freeze-drying Membrane filtration Deep freezing Ionizing radiation Freeze-drying ANSWER DOWNLOAD EXAMIANS APP