You wish to study the effects of substrate concentration on enzyme rate. For the experiment, you alter the substrate concentration and measure the change in enzyme rate, while making sure the enzyme concentration is constant in each sample. Which is the control?

Which type of inhibitor typically binds to the enzyme’s active site?

DNA, RNA, and proteins are kept in buffers and not dH2O because buffers

A type of centrifugation used in the lab to collect large volumes (e.g. 1 L bottles) of bacterial cells is

A Principal Investigator receives a three-year grant from the NSF, from which a percentage of the grant goes to various research administrative offices. This is considered

A protein has an absorbance of 0.41, and 6 tryptophans (ε = 5500) and 4 tyrosines (ε = 1490). What is its concentration?

When using a micropipette, you must push down to the second stop to

When using a pipette, the greatest accuracy is achieved by

Which of the following is TRUE with regards to a micropipette?

The following represents a centrifuge rotor. Where should you place 5 tubes to ensure the centrifuge is properly balanced?