1. Create a brochure about human society’s impact on ecosystems and the costs and benefits of human enterprise. Include the following:   Explain how ecosystem degradation and loss results from human society. Describe the effects of human activity on plants, animals, and ecosystem dynamics, and provide specific examples. Describe the economic […]

Question: Assume you have reconstituted into the same membrane vesicles purified bacteriorhodopsin, which is a light drive H+ pump from a photosynthetic bacterium, and purified ATP synthase from ox heart mitochondria. Suppose that all molecules of bacteriorhodopsin and ATP synthase are oriented as shown in the figure below, so that protons […]

You have a cell suspension containing 4 * 10^5 cells/ml and want to seed these cells on microcarriers at a density of 1* 10^4 cells/cm^2. The average diameter of the microcarriers is 157.5um (the diameter range supplied by the vendor is 115-200um).What is the average surface area of the microcarriers?What […]

Gram Stain 1. Why are direct gram stains ordered on clinical specimens? 2. Why is a direct gram stain performed on all anaerobic cultures, even if it is not specifically ordered by the physician? 3. Why is a gram stain performed on all CSFs? 4. List (By gram stain morphology) […]