. If you want to enhance the brown crust of your baked bread, you can brush the surface with milk or butter, even egg white. All of these washes will brown on the surface of the bread. What is it about these different washes that creates the browning

4. TLC is still useful in the lab but is being replaced by automated chromatographic methods. For example, TLC, FPLC, and HPLC are now automated processes, and computers can control various parameters, such as flow rate, blends of solvent mixtures, etc. Can you think of how the ability to manipulate the parameters of these automated chromatographic methods (sample size, column plate length, flow rate, solvent gradients, etc.) might accentuate or improve an investigator's ability to separate amino acids or other biomolecules?

You notice that some meat in the refrigerator has a strange odor and suspect that it has been contaminated with bacteria. You remember that heat will kill bacteria, so you go ahead and cook it. What is wrong with this practice?

Part a. You making 30 mo of agarose gel. Sybersafe A concentration 1000x. How much you will add......ul to the gel. b. You will be loading 20 your diagnostic digest onto your gal. The loading dye you have been provided is 5x concentrated. You will add..... ? ul to your sample before loading your gel.