Which of the following is best used for long term storage of microbial – McqOptions

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1.	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
Answer» C. Storage in a refrigerator on an agar slant

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