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Table 73
the Following Data Were Obtained by Incubating the Bacteria

question 18

Multiple Choice

Table 7.3
The following data were obtained by incubating the bacteria in nutrient medium + disinfectant for 24 hr, then transferring one loopful to nutrient medium (subculturing.)  Doom KO\quad\quad\quad\quad\quad\quad\quad\quad \underline{\text { Doom }} \quad \quad\quad\quad\quad\quad\quad\underline{K O}
 Dilution  Initial  Subculture  Initial  Subculture 1:16+++1:32+++1:64+++1:128++++\begin{array}{rrrrr}\text { Dilution } & \text { Initial } & \text { Subculture } & \text { Initial } & \text { Subculture } \\1: 16 & - & + & + & + \\1: 32 & - & + & + & + \\1: 64 & - & + & + & + \\1: 128 & + & + & + & +\end{array}

 Mortum  Sterl \quad\quad\quad\quad\quad\quad\quad\quad \underline{\text { Mortum } }\quad\quad\quad\quad\quad\quad \underline{\text { Sterl }}
 Dilution  Initial  Subculture  Initial  Subculture 1:16+1:32+++1:64++++1:128++++\begin{array}{rrrrrr}\text { Dilution } & \text { Initial } & \text { Subculture } & \text { Initial } & \text { Subculture } \\1: 16 & - & - & - & + \\1: 32 & - & + & + & + \\1: 64 & + & + & + & + \\1: 128 & + & + & + & +\end{array}
-In Table 7.3, which disinfectant is the most effective at stopping bacterial growth?


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