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You are making a 1 M Tris pH 8.0 buffer, and you dissolve the correct amount of Tris into water and pH it with HCl. If you pH it to 7.9 you should

Which model states that substrate binding causes changes in the enzyme’s shape that allows the reaction to proceed?

The Principal Investigator of the laboratory is usually the ________ on a paper.

Employers must inform employees and train them in the safe handling of potentially harmful chemicals. This is required by

Which type of rotor allows you to run gradients and separate samples into tight bands for further analysis?

Meselson and Stahl analyzed DNA replication using a density gradient and

An experiment calls for 475 ml of 35% w/v solution of NaCl (Mw = 58.44). How many grams of NaCl are needed?

You are performing an experiment and want to keep the pH of your solution around 5. Which buffer would be best to use?

Peer review of your research refers to

You are designing a research project that involves working with human subjects. From which organization will you need to get approval?