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WorksheetsPCR Techniques and Concepts
Total questions: 9
Worksheet time: 5mins
Distinct sequence of DNA which codes for a specific protein
Short DNA sequences that bind to specific parts of the target DNA sequence that tell the taq Polymerase where to start making a new strand of DNA
A DNA Polymerase found in bacteria that thrive around hot springs. It is used because it will not denature at high temperatures
A laboratory technique used to make billions of copies of a specific segment of DNA
Polymerase Chain Reaction
A period of high temperature, 95°C, which unwinds the double-stranded DNA and creates two single-stranded DNA pieces. This is the first phase of the PCR Cycle
At a temperature of around 55oC, DNA primers bind to the complementary sequences of the two single stranded DNA pieces. This is the second phase of the PCR Cycle.
At 75oC, taq Polymerase binds to the primer and adds DNA nucleotides to each complementary single stranded DNA
Annealing
The process of DNA denaturation, primer annealing and nucleotide extension. Each cycle copies one DNA sequence and creates two identical DNA sequences
