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The most commonly-used method to detect DNA on a gel is

You are working with a vector that has both an ampicillin and kanamycin resistance gene. If you insert your gene into the origin of replication, the colonies will

You wish to determine which amino acids of a very large enzyme are involved in the active site but are unsure of where to begin. One practical approach would be to

All of the following explain why PCR usually limited to ~30 cycles EXCEPT

Which of the following PCR techniques can be used to analyze gene expression?

Which of the following enzymes can be used to join together two fragments of DNA?

You wish to amplify a piece of genomic DNA (it is not protein-coding) and ligate it into a vector using EcoRI and BamHI. What should the primers look like?

Bacteria that take up DNA from the environment are said to be

A primer has a Tm of 50 °C, but you attach a restriction enzyme cut site which increases it to 55 °C. Which of the following is TRUE?

Which of the following transformation techniques provides a time constant, which indicates if transformation was successful?