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On an amyloid PET imaging scan of the brain, which of the following findings is most consistent with pathologic deposition of Beta-amyloid?

On the figure, the organism with the largest number of genes is  

Extra Credit Question: 1 point: Will be applied after Exam closes What is the primary purpose of Recommended Dietary Allowances (RDAs)? 

Which part of the neuron contains the nucleus?           

Please upload a pdf copy of your written work. You will receive 1 point for successfully uploading your work by the deadline. 

The diagrams here represent solutions at various stages in the titration of a weak base B (such as NH3) with HCl. Which image best represents the solution in the at the initial stage before the addition of HCl ? 

What is the pH of a beryllium hydroxide, Be(OH)2, saturated solution? Hint: The Ksp for Be(OH)2 is 6.9 x 10-22. Hint: Assume the metal cation does not affect pH and ignore the contribution of water autoionization to the overall [OH⁻]

An embalmer is treating a body with ecchymosis. To minimize swelling, what type of solution should be avoided?

During the embalming of a body with generalized edema, the embalmer uses restricted cervical injection. What is the rationale behind this technique?

During embalming, an embalmer notices that the tissues are not firming despite the use of a strong arterial solution. The deceased had renal failure. What factor MOST likely interferes with tissue firming in this situation?