Detection of Fluorescence in Real-Time PCR Using Molecular Beacons and Taqman Probes Molecular beacons (MB) and Taqman (TQ) are used as probes in Real time PCR experiments. Both these probes […]
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How to Test Translational Block in Recombinant Protein Expression
Best Technique to Test Translational Block in Recombinant Protein Expression A recombinant protein is found to be expressed very poorly in E.coli. It is hypothesized that the expression is blocked […]
Highest Resolution Technique for Chromosomal Alterations
Highest Resolution Technique for Detecting Chromosomal Alterations Which one of the following techniques is of highest resolution for detection of chromosomal alterations? A. PCR B. CGH C. G-banding D. C-banding […]
Essential Components Required for PCR Amplification
2Essential Components Required for PCR Amplification DNA from a host sample can be amplified by a process known as the polymerase chain reaction (PCR). Which of the following is required […]
The Differences Between PCR, Branched DNA & Ligase Chain Reaction
Understanding the Differences Between PCR, Branched DNA, and Ligase Chain Reaction Which one of the following statements is not correct? A. PCR is more sensitive than branched DNA assays B. […]
Tryptophan and Methionine Codons as PCR Primers
Why Investigators Prefer DNA Sequences Rich in Tryptophan and Methionine Codons for PCR Primers In selecting a DNA sequence to be used as a template for construction of PCR primers, […]
Do Parent DNA Strands Recombine During PCR Annealing
Why Do Parent DNA Strands Not Recombine During PCR Primer Annealing? During the polymerase chain reaction, the two DNA strand are separated at 95 °C after which the reaction mixture […]
How Many Amplicons Are Produced After 25 PCR Cycles
Beginning with 600 template DNA molecules, after 25 cycles of PCR, how many amplicons will be produced A 600 POWER 25 B.2 POWER n C.600 X 2 POWER n D. […]
Applications of PCR: Key Uses in Genetic Research
Applications of PCR in Genetic Research Which of the following is an application for PCR? a. Site-directed mutagenesis b. Creation of insertions, deletions, and fusions of different gene segments c. […]
Reverse Transcription Polymerase Chain Reaction
Reverse Transcription Polymerase Chain Reaction Why would a researcher want to use RT-PCR? a. RT-PCR is used to compare two different samples of DNA for relatedness. b. RT-PCR creates an […]


