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Assignment
Be sure to back up each statement of fact with cited sources. Your response to each question should be at least 100 words.
1. Haemophilus influenzae requires hemin (X factor) to synthesize cytochromes and NAD (V factor) from other cells. For what does it use these two growth factors? What disease(s) does H. influenzae cause?
2. The bacterial enzyme streptokinase is used to digest fibrin (blood clots) in patients with atherosclerosis. Why doesn't injection of streptokinase cause a streptococcal infection? How do we know the streptokinase will digest fibrin only and not other tissues?
3. Based on biochemical tests and oxygen usage, how would you identify and classify, respectively, the following microbes:
a. Staphylococcus aureusb. Pseudomonas aeruginosac. Bacillus subtilisd. Escherichia coli.
The diagnosis of a chronic illness represents a major transition in an individual's life. Life as it was is no more and will not be again. Imagine a patient with two chronic illness diagnoses.
A particular type of hormone is known to elicit 6 different intracellular responses, all by using the cAMP system. A drug isfound that blocks one of the effects, but not the other five. Which of these particular following steps, if any, couldthe drug..
Based on your description, list the 4 sensory / response systems that are probably most important for determining the structure of your plant.
examine transcription, including such things as the location in the cell, transcription signals, products, chemical details, and/or the amount of chromosome involved.
Estimate which symptom is found in ADHD only but not found in ADD and the NOT a behavioral characteristic of ADDRT.
In a plant, what would happen to a lateral bud if the shoot apical meristem were cut off versus and then auxin in lanolin were put in its place versus just lanolin?
A.Decreased competition between two species leads to increased niche specialization.
How can a virus adapt to something such as a structural adaption or physiological adaption? I don't understand how a virus can do that? can someone please tell me what they mean or how a virus can "adapt?"
In a population it was reported that the allele frequency for M was 80 percent and for N was 20 percent in the MN blood group. M and N are co-dominant.
Describe the evolution of infectious disease. How has the impact of government improved infectious disease outbreaks? Explain the differences between the three different types of pathogens.
Under certain conditions the side chains ( R- groups) of asparitic acid and lysine can form an ionic bond with one another the pKa for ionizing groups on these side chains is 3.86 for aparitic acid and 10.53 for lysine A) draw the dominante struct..
A signalling pathway in the cell is turned on by phosphorylation, leading to reduces in cell division. Determine the effect of a mutation that results in the overexpression of an oncogene coding
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