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The Mohr pipette has a ________ tip because its purpose is ________ an exact amount for multiple dispenses.

Which of the following reactions is NOT energetically favorable?

Which of the following would you use for accurately dispensing a sample multiple times from a single aspiration, and is considered “to contain”?

What is the general order for cloning a gene from a human cell extract into a bacterial plasmid?

How do you prepare 500 ml of 40 mM Tris (Mw = 121.14)?

Which of the following is FALSE regarding biomedical laboratory safety?

You pipette 10 microliters of BSA (1 mg/ml) into Coomassie and read its absorbance in the spectrophotometer, which gives a reading of 0.5 compared to a blank. This is a(n) ________ measurement.

You analyze a DNA sample which gives an A260 of 1.67 and an A280 of 1.22. What is the concentration of this DNA sample, and is it sufficiently pure?

Which of the following discoveries likely led to the birth of molecular biology?