What effects will growth in glucose and lactose have on E. coli sugar metabolism and gene expression?

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The bacteria will always produce Β -galactosidase.

  

The bacteria will never produce Β -galactosidase.

  

The bacteria will use lactose as their primary sugar source until it is used up and then switch to glucose.

  

The bacteria will use glucose as their primary sugar source until it is used up and then switch to lactose.

 

asked Dec 27, 2012 in Biology by anonymous
    

1 Answer

0 votes

 

The bacteria will use glucose as their primary sugar source until it is used up and then switch to lactose.

 

answered Dec 27, 2012 by anonymous



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