Directions: Complete BOTH Part A and Part B of this discussion. Part A: Using CH 23, please answer the question “What is an animal?” and then select one phyla discussed in this chapter to investigate. In your post, please discuss 2-3 important features of the phyla you select, identify an […]

Tay-Sachs disease is inherited as an autosomal recessive. It is a devastating neurological disease that results from the lack of a normal enzyme, hexosaminidase A, whose job is to metabolize lipids (gangliosides) that are found in brain cells. A young couple is told that they are carriers for this disease. […]

I use an affinity column to purify a protein, “X” from cell lysate. The specific activity of the protein is very low after this step. So I run the affinity-purified sample through an anion exchanger, and collect the early fraction. This eluate has very high specific activity. My results from […]

The Genesis Energy operations management team, nearing completion of its agreement with Sensible Essentials, was asked by senior management to present a capital plan for the operating expansion. The capital plan was not to be a wish list but an analysis of the necessary expenditures to successfully establish a fully […]