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Detergents can be used to reduce microbial concentrations and all of the following are true except:
a. they are polar molecules that act as surfactants.
b. the most effective ones are positively charged. in low concentrations they are bacteriostatic.
c. they are ineffective against the tuberculosis bacteria.
d. they are active in the presence of organic matter.
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The data below simulate what happened to peppered moths in england after the industrial revolution which statement best describes the process that produced one of the emding populations of moths ?light colored moths were selected for on light colored trees
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