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You are performing size exclusion chromatography on a lysate sample containing a mixture of Protein A (25 kDa), Protein B (50 kDa), and Protein C (75 kDa). Which peak below most likely contains Protein A?

You can search for proteins that bind DNA using all of the following EXCEPT

Heat shock proteins were discovered by comparing protein expression levels in cells at different temperatures using

Which technique would efficiently separate small organic molecules (like vitamins) for further use?

You express a protein in E. coli at 37 °C, lyse the cells, and perform a western blot (below). Which of the following would be an appropriate next step?

The western blot of an SDS-PAGE below shows ARD1’s role in ubiquitination of proteins. The full-length ARD1 (1-574) is shown in the first lane, with other various constructs in the following lanes. Which of the following is TRUE?

Which would be the best choice for studying protein-protein interactions or protein modifications?

What is the purpose of Tween-20 in the western blot washes?

In the SDS-PAGE gel from an affinity column below, Lane 2 shows the

From the gel below you can conclude that