Spores of actinomycetes are verysensitive, killed at room temperature

1.	Spores of actinomycetes are verysensitive, killed at room temperature of
A.	52oC for 30 min.
B.	65oC for 30 min.
C.	70oC for 30 min.
D.	43oC for 30 min.
Answer» C. 70oC for 30 min.

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