Which of the following is best used for long term storage of microbial samples when carried out properly? Options: A . &nbspStorage in a freezer at ultra low temperatures (-70°C) B . &nbspStorage on a petri plate at room temperature C . &nbspStorage in a freezer at -10°C D . &nbspStorage in a refrigerator on an agar slant

Which of the following is best used for long term storage of microbial samples w

Question

Which of the following is best used for long term storage of microbial samples when carried out properly?

Options:

A . Storage in a freezer at ultra low temperatures (-70°C)

B . Storage on a petri plate at room temperature

C . Storage in a freezer at -10°C

D . Storage in a refrigerator on an agar slant

Answer: Option A

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