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In reference to the hypothetical scenario above, outline how you would prepare an appropriate positive and negative control (100 words).NB: Your answer MUST include a description of the expected result for BOTH the positive and negative controls AND how each would be prepared (i.e. what would the control actually contain). It is not required to specifically name any bacterial species and enzymatic activity can simply be stated as beta-galactosidase positive or beta-galactosidase negative.
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