Question: what are the steps of pcr quizlet?
Answer: PCR. Polymerase chain reaction.
Three steps. Denaturation. ... 
Denaturation. 94 c for 30 sec separates DNA from being double stranded to single stranded.
Primer annealing. 55 c for 45 sec oligonucleotide primers are able to bind on DNA strands.
Primer extension. 72 c for 2 min uses thermophiles. ... 
Paul berg.