This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Molecular Biology Techniques, Subject name: Biochemistry
In sequential order what are the three steps of PCR? 
Select and explain. 
A. Anneal Primers, Extend DNA, Denature DNA, B. Denature DNA, Extend DNA, Anneal Primers, C. Denature DNA, Anneal Primers, Extend DNA, D. Extend DNA, Anneal Primers, Denature DNA
C: Denature DNA, Anneal Primers, Extend DNA
Answer: C: Denature DNA, Anneal Primers, Extend DNA 
Explanation: Ans. is 'c' i.e., Denature DNA, Anneal Primers, Extend DNA Steps in PCRIsolation of target DNA sequence|Primer Construction|Denaturation of DNA|Annealing of primers to single stranded DNA|Chain extension