Suppose we use X-ray crystallography to determine the three dimensional structures of leucine and histidine at pH 8. This technique enables the determination of the positions of all the C, N, and O atoms in these two amino acids, but the hydrogen positions cannot be directly visualized with this technique. […]

You are studying sexual reproduction with an organism that contains 2 pairs of homologous chromosomes.   a. Please choose 2 sets of traits to follow during meiosis. 2traits should be on each chromosome. Each trait should have 2possible versions (alleles) (ie,brown hair vs. blonde hair,etc) b. correctly draw the process of […]

1) A reaction has been developed to be carried out in the 5 ml total volume. It need a final glycine concentration of 20 µM. If the protocol enables 200µl for glycine addition, state the amount of the concentration would you make up the stock solution? 2) If you added […]

You and your classmates differ widely in your familiarity with this topic. 1) You may be unmarried and have not thought much about it yet. 2) You may be married with a family and have used birth control at some point. 3) Some of you have been badly disappointed by […]