Question

While preparing food for the class picnic, Morgan introduces 20 bacterial cells into the pasta salad.
a. During the 3 hours prior to the picnic, the salad sits at room temperature in the classroom. How many bacterial cells are now present, assuming that the generation time is 20 minutes?
b. Using principles learned in this and previous chapters explain how the microbial contamination of the salad could have been prevented or reduced.



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  • CreatedJanuary 09, 2015
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