Monday, November 16, 2009

To obtain bacteria that produce insulin, genetic engineers...?

To obtain bacteria that produce insulin, genetic engineers


a. remove repressor proteins that inhibit the expression of the bacterial insulin gene


b. insert a vector containing the human gene for insulin into bacteria


c. search for bacteria that can grow in a medium that lacks insulin


d. grow normal bacteria in a nutrient medium that contains a large amount of sugar

To obtain bacteria that produce insulin, genetic engineers...?
It's either a or b but I think it's b.
Reply:b. insert a vector containing the human gene for insulin into bacteria.


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