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Which of the following is a function of cryoprotective agents?
for long-term preservation of cultures
prevents cell damage due to ice crystal formation
prevents formation of ice
to trap the liquid nitrogen
Roll-tube technique is used to isolate .....
Which device is used to pick a single bacterial cell from a mixed culture?
Nichrome loop wire is used in which of the following techniques?
Which of the following are not performed in lyophilization?
agar slant is covered with mineral oil
cell suspension is frozen at -60 degree to -78 degree C
vials are connected to high-vacuum line
bacterial sample is dehydrated
There are 5 questions to complete.