Question

Study the steps shown below, that are carried during a specific technique:
\begin{figure}[h!] \centering \includegraphics[width=0.5\linewidth]{Screenshot 20250115 143650.png} % Replace with the correct path to your image \caption{Steps} \label{Steps} \end{figure} (a) Identify the steps ‘A’ and ‘D’ in the diagram.

Hint:

PCR is a revolutionary technique for DNA amplification, enabling advancements in molecular biology and medicine.

Answer 1

Primer annealing.
(c) Write what is ‘C’? Name its source organism.
Solution: C: Taq DNA polymerase. Source: Thermus aquaticus. (d) Mention the use of this technique in molecular diagnostics.
Solution: Used in Polymerase Chain Reaction (PCR) to amplify DNA for genetic testing, disease diagnosis, and forensic analysis.