Discussion Forum
Que. | Which of the following is best used for long term storage of microbial samples when carried out properly? |
a. | Storage in a freezer at -10°C |
b. | Storage in a freezer at ultra low temperatures (-70°C) |
c. | Storage in a refrigerator on an agar slant |
d. | Storage on a petri plate at room temperature |
Correct Answer:Storage in a freezer at ultra low temperatures (-70°C)
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