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1. What are the mechanisms and the mediators of anaphylactic shock? Discuss the type of hypersensitivity reaction and the molecular mechanisms of anaphylactic shock. What are some possible immediate and prophylactic treatment and how do they work?
2. What are differences between the primary and secondary immune response for antibody production? Why are booster shots given after the primary vaccine? Postulate on the long term effects of multiple vaccinations.
3. Explain how T cell education takes place in the thymus (be sure to include positive ands negative selection) and how self reactive T cells can escape to the periphery. Explain how the immune system then has at least two mechanisms to prevent recognition of self antigens in the periphery (be sure to cover the signal model and T regulatory cells).
if a squash plant homozygous for white is crossed with one homozygous for yellow, what will be the the genotypes and phenotypes for the F1 offspring?
What are endothelial cells? What role do they play in wound healing and in angiogenesis (define).
Construct a graph showing the relationship between two earth science factors in recent year that affect one another, as well as living organisms and ecosystems
Suppose that the cell membrane is permeable to water but not to ions, Explain what will happen to the cell in terms of osmosis. If the membrane were permeable to ions,
Determine which organ system are msot invovled with homeostasis and discuss the role of SNARE in exocytosis.
In 1962, five mute swans escaped from captivity and began a breeding population in Chesapeake bay. Today, there are over 4,000 mute swans living in the bay. each hear they eat approximately 10.5 million pounds of aquatic grasses. These grasses provid..
Do you think that there is a true conflict between science and religion, or do science and religion explain different things.
In humans the COL locus codes for a certain collagen protein foundin the bone. The normal allele is at this locus is denoted asS. An allele s is associated withreduced bone mineral density and increased risk of fracture in bothSs and ss women .
Consider three genes P, Q and R, that have the following distances in map units: P-Q = 3 m.u; P-R = 7 m.u; and Q-R = 10 m.u. What is the gene order?
Suppose you want to separate leaves, acorns, and wigs from apile of soil. Filtration and Distillation are the only two process of separating. Explain which one you would chose and why?
The RN can implement to address the needs of the patient with the food intake issue.
Describe how sodium and water reabsorption is regulated in the distal tubule and collecting duct.
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