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Tag Archives: (PCR)

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PCR: Uses, Steps, Purpose

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 1, 20111 Comment

Often times, scientists only have a small amount of DNA to deal with when doing genetic research or studies.  In these situations, scientists can do one of several things.  One is to just try to work with it anyway, but this is nearly impossible (depending on how much there is).  Ther are a couple other…

The Polymerase Chain Reaction (PCR): Cloning DNA in the Test Tube

ScienceBy William Anderson (Schoolworkhelper Editorial Team)July 31, 2010Leave a comment

The polymerase chain reaction is a technique for quickly “cloning” a particular piece of DNA in the test tube (rather than in living cells like E. coli). Thanks to this procedure, one can make virtually unlimited copies of a single DNA molecule even though it is initially present in a mixture containing many different DNA…

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