Msr x who is working at molecular laboratory was planning to observe the image of DNA bands on a gel electrophoresis from the result of PCR amplicons of patients samples with the help of UV light. He forgot to add Ethidium Bromide to a DNA solution.

A molecular biologist who is working at a regional laboratory was running PCR for the diagnosis of infectious diseases and wanted to monitor PCR product accumulations while the PCR is still running. Which type of PCR can satisfy the need of this guy?

A molecular biologist was running a PCR that involved use of several pairs of primers to amplify more than one DNA fragment in the same reaction to diagnose for enteric pathogens in stool samples. What type of PCR was most likely used?

A medical laboratory scientist working at regional molecular biology laboratory forgot adding a primer to a master mix while running PCR amplification of a known segment of DNA. What would happen to PCR result?

A medical laboratory scientist is preparing a PCR master mix to amplify DNA from a patient sample. Which enzyme is responsible for synthesizing new DNA strands during the extension step?