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BioTechnology Essay
Date Submitted: 06/19/2004 17:54:10
Length: 3 pages (695 words)
Views: 75070
Vidushi Singh AP Biology pd. 2 March 16, 2004 Biotechnology Essay a) PCR <Tab/>PCR- Polymerase chain reaction is a method used to quickly and selectively amplify pieces of DNA instead of cloning the DNA. PCR is used when the source of DNA is insufficient or tainted. The initial DNA is incubated in a test tube with a heat-resistant type of DNA polymerase, a supply of all 4 nucleotides and primers. The primers are complementary …
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…gt;Individuals have unique DNA fingerprints, though genetically identical in coding sequences and proteins. A DNA fingerprint is a specific pattern of bands that are unique to each person. The likelihood that two people (who are not monozygotic twins) would have the exact same set of RFLP markers is very small. The unique fingerprint arises from the different RFLP markers that people have and this is one source of diversity. <Tab/>
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