You want to find E. coli genes necessary for lactate metabolism. You have a population of mutagenized E. coli. Which screening protocol would you use to find mutations in genes necessary for lactate metabolism? First plate on lactate media, then replicate plate on galactose media None of the options are correct Look for mutants that constitutively express lactate-metabolizing enzymes Plate directly on lactate media First plate on galactose media, then replicate plate on lactate media

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A:

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A:

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Q: A

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Learning and memory

Learning is defined as a relatively permanent and irreversible adaptive change in behavior. It always results from experience. The ability of an organism to store and recall the effects, sensations, and knowledge gained through learning and experience is called memory.