Which of the following does NOT kill endospores?
hot air sterilization
Which of the following is most effective for sterilizing mattresses and platic Petri dishes
Which of these disinfecants does NOT act by disrupting the plasma membrane>?
quaternary ammonium compounds
Which of the following CANNOTbe used to sterilize a heat labile solution stored in a plastic container?
Which of the following is NOT a characteristic of quaternary ammonium compounds?
bacterialcidal against gram-positive bacteria
kills enveloped viruses
A classmate is trying to determine how a disinfectant might kill cells. You observed that when he spilled the disinfectant in your reduced litmus milk, that litmus turned blue again. you suggest to your classmate that
the disinfectant might inhibit cell wall synthesis
the disinfectant might oxidize molecules
the disinfectant might inhibit protein synthesis
THE DISINFECTANT MIGHT DENATURE PROTEINS
he take his work away from yours
Which of the following os most likely to be bactericidal?
LYPOHILIZATION (FREEZE -DRYING)
all the above
Which of the following is used to control microbial growth in foods?
all of the above