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We discussed prokaryotes organizing their genome into operons and regulating gene expression at the operon level. Explain what an operon is and how gene expression regulation works, broadly. Then, walk through a specific example from class, either the Lactose example or the Tryptophan example, and include all relevant terminology. 

Describe the four mutation types we’ve discussed, then rank them in order of severity.

Select THREE of the following FOUR short answer questions to answer in a minimum of 2-4 sentences. Only the first three will be graded. You do not need to put anything in this question, though you are free to use the space to gather your thoughts. 

Walk through the steps of DNA replication and discuss the difference between the leading strand and lagging strand. Why does DNA synthesis have a lagging strand? 

Beneficial Properties of Thermoplastic Materials in Dentistry:

Upon Heating Waxes:

The molecular weight of waxes is:

In acrylic resins the liquid component is typically:

Label the anatomy indicated on the radiographs: 1 point each “Sunrise” View a. b. c. nothing to identify d.  e. nothing to identify     **remember C and E have nothing to identify       

Critique the following radiographs and determine their diagnostic quality. The following should be included in your answer: (3 points for each film)  Positioning criteria: is it positioned properly? / do not state a simple yes or no – explian why it is, or how you know it is not… Anatomy included: is all anatomy included? / specifically state what anatomy is missing Improvements:  Explain how to make this radiograph better (be sure to use proper terminology) Radiograph C: LATERAL KNEE Use this format… Positioning: Anatomy: Improvements: