Category: Uncategorized

Tris is a commonly used buffer between pH 7.5-9.0. Why is it not used above or below this range?

Which of the following should be considered for authorship on a paper?

A well-designed study may initially show statistically significant results, but follow-up studies do not confirm these results and show no effect. This is an example of

A protein has an absorbance of 0.65, and 3 tryptophans (ε = 5500) and 4 tyrosines (ε = 1490). What is its concentration?

What would the transmittance of a sample be if the absorbance was 0.1?

You have a 1 M Tris buffer at pH 8. If you dilute this solution to 0.01 mM for an experiment,

How do you prepare 465 ml of 65% v/v ethanol (Mw = 46 g/mol)?

A protein has a concentration of 40 µM, and 3 tryptophans (ε = 5500) and 4 tyrosines (ε = 1490). What is its absorbance?

A protein has an absorbance of 0.82, and 2 tryptophans (ε = 5500) and 5 tyrosines (ε = 1490). What is its concentration?

Which model states that the substrate fits perfectly in the enzyme’s active site?