Which of the following statements is incorrect for polymerase chain reaction?

Question

Which of the following statements is incorrect for polymerase chain reaction? (A) PCR can detect pathogen before it produce symptoms (B) PCR requires amplification of nucleic acid (C) It detects genetic defects (D) PCR is useful only when pathogen concentration is very high in the body

Tardigrade Admin · Accepted Answer

PCR is useful even when the pathogen concentration is extremely low in the body. It can be detected by amplification of their nuleic acid by PCR. Rest of the statements are correct.

Q. Which of the following statements is incorrect for polymerase chain reaction?

PCR can detect pathogen before it produce symptoms

PCR requires amplification of nucleic acid

It detects genetic defects

PCR is useful only when pathogen concentration is very high in the body

$PCR$ is useful even when the pathogen concentration is extremely low in the body. It can be detected by amplification of their nuleic acid by $PCR$ . Rest of the statements are correct.