NEET Solved Paper 2018 Question 11
Question: The correct order of steps in Polymerase Chain Reaction (PCR) is [NEET - 2018]
Options:
A) Denaturation, Extension, Annealing
B) Annealing, Extension, Denaturation
C) Extension, Denaturation, Annealing
D) Denaturation, Annealing, Extension
Show Answer
Answer:
Correct Answer: D
Solution:
- This technique is used for making multiple copies of gene (or DNA) of interest in vitro. Each cycle has three steps (i) Denaturation (ii) Primer annealing (iii) Extension of primer