Which of the following techniques separate molecules by size using electric charge? a. Group of answer choices b. Gel electrophoresis c. PCR d. restriction enzymes gel filtering

What is the improtance of creating the master mix in the PCR lab? Pick all that apply.   a. It makes the reaction run faster.   b. It ensures more consistent concentrations of reagents for each tube.   c. It helps correct for pipette errors at small volumes.   d. It is easier to set up a single tube to add needed components in bulk versus pippetting each sample tube individually.

Identify three items (aside from water) that must be used in a Polymerase Chain Reaction (PCR) mixture.

In sequential order, what are the three steps of PCR?   A. Denature DNA, Anneal Primers, Extend DNA   B. Denature DNA, Extend DNA, Anneal Primers   C. Anneal Primers, Extend DNA, Denature DNA   D. Extend DNA, Anneal Primers, Denature DNA

Which of the following is not required for PCR? a. dNTPs b. bacterial plasmids  c. carefully designed primers d. taq or other heat- resistant polymerases  e. template DNA