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Which of the following is a technique used to amplify DNA?

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Question: Which of the following is a technique used to amplify DNA?

Options:

  1. Gel electrophoresis
  2. Polymerase chain reaction (PCR)
  3. Southern blotting
  4. Sanger sequencing

Correct Answer: Polymerase chain reaction (PCR)

Solution: 

Polymerase chain reaction (PCR) is a widely used technique to amplify specific DNA sequences.

Which of the following is a technique used to amplify DNA?

Practice Questions

Q1
Which of the following is a technique used to amplify DNA?
  1. Gel electrophoresis
  2. Polymerase chain reaction (PCR)
  3. Southern blotting
  4. Sanger sequencing

Questions & Step-by-Step Solutions

Which of the following is a technique used to amplify DNA?
Correct Answer: Polymerase chain reaction (PCR)
  • Step 1: Understand that amplifying DNA means making many copies of a specific DNA sequence.
  • Step 2: Learn about a technique called Polymerase Chain Reaction (PCR).
  • Step 3: Know that PCR is commonly used in laboratories to amplify DNA.
  • Step 4: Recognize that PCR works by repeating cycles of heating and cooling to copy the DNA.
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