Each of the following statements concerning the killing of bacteria is correct EXCEPT
A.
A 70% solution of ethanol kills more effectively than absolute (100%) ethanol
B.
An autoclave uses steam under pressure to reach the killing temperature of 121℃
C.
The pasteurization of milk kills pathogens but allows many organisms and spores to survive
D.
Iodine kills by causing the formation of thymine dimers in bacterial DNA