Most PCR methods amplify DNA fragments of between 0.1 and 10 kilo base pairs ( kbp ) .
Some techniques allow for amplification of fragments up to 40 kbp in size .
Most PCR methods amplify DNA fragments of between 0.1 and 10 kilo base pairs ( kbp ) , although some techniques allow for amplification of fragments up to 40 kbp in size .