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Question:

Which control method would NOT be suitable for killing mycobacteria in a capped culture tube?

a. ultraviolet (germicidal light)b. 121 C at 15 psi for 15 minutesc. 160 C for 2 hoursd. all are correct

Answer:

If it were a Glass tube the answer would be A. UV Light does not go through glass well and would not kill much. If it is a plastic tube, D.

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