Exercise 1: Opposable Thumb Questions A. How many tasks were more difficult to perform without an opposable thumb? How many tasks were easier to perform with an opposable thumb? How many tasks were not impacted by the use of an opposable thumb? B. Which task was the most difficult to […]

You are studying the binding of serine to its receptor protein. The side chain of Ser makes two H-bonds to the receptor, one to the side chain of a Thr and one to a backbone carbonyl of a Lys. You wish to study the importance of these interactions by mutagenesis […]

Q1. Archeologists discover skeletal remains of humanlike animals in Ethiopia. Examination of the bones suggests that the remains represent four types of individuals. One of the skeletons has a bone density of 30 percent less than those of the other skeletons. The skeleton with the lower bone mass also has […]

Enzyme Function and Experimental Design In this fictional scenario,you’ve been asked to validate the activity of a particularbrand of commercially available lactase. Prepare a brief memo toyour supervisor at the commercial lactase pill production factorythat describes the activity of the lactase preparation, along withthe methods you used to determine this […]