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Q1. Clarify the principle and advantage of using a rapid identification system, as in the Enterotube. How would you rate the Enterotube system with conventional bacteriological procedures to identify members of the Enterobacteriaceae family? Why with reason? Q2. A phenotypically normal woman is known to have the X-chromosome constitution gd […]

Q1. Bacteria are grown in 15N (heavy) medium and next transferred to 14N (light) medium and allowed to replicate for 1 generation. The DNA is consequently isolated and centrifuged in a CsCl2 gradient to yield what type of gradient band(s)? Q2. The Mad Scientist’s Death-Ray Imagine that a mad scientist […]

Please read Chapter 12 of What is Life? A Guide to Biology before beginning this lab. The purpose of this lab exercise is to demonstrate that plants are in our environment and there is diversity among these plants. There are several different groups of plants and four different groups are […]

1. A locomotive train is on its way from Chicago, IL to Madison, WI. The trip is said to last 3.15 hours. When the train arrives in Madison the conductor notices it actually took them 3.26 hours. The train company prides itself on always having its trains to the station […]