1. How does the length of the recognition site determine the length of the DNA fragments produced by the restriction enzyme (frequency of cutting)? 2. Identify 3 important features of cloning vectors? 3. How are Southern Blots, Northern Blots and Western Blots similar? How are they different? 4. What are […]

Research Paper (5pages) 1) Choose ONE endangered species. Fish and Wildlife Services website provides a list of all endangered and threatened species. Use this resource to choose a specific species of mammal, bird, plant, invertebrate, etc. *Note: While you are free to pick any species from this list, keep in […]

Suppose that an enzyme uses a catalytic mechanism in which a functional group on the enzyme has to accept a proton from the intermediate formed in the first chemical step. The pKa of that basic functional group on the enzyme is 8.0, and is the only pKa apparent on a […]

Huntington disease is a fatal nervous system disorder causing degeneration of the brain.  It is caused by a defective gene on chromosome #4.  This is an autosomal dominant trait affecting 1 in 20,000 people. However, it is a delayed action gene that is not expressed until the affected individualis in […]