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1. A very short physiology student is asked to measure the blood pressure of a very tall student. She decides to measure the blood pressure at the level of the tall student’s foot while he is standing (NOTE: she is not measuring blood pressure on his foot). After taking the […]

You are asked to run an SDS-PAGE analysis of samples from an affinity chromatography experiment performed by your TA. A recombinant protein with a hexahistidine tag was captured in a nickel- agarose bead matrix and eluted off the column with 75mM imidazole. Your TA was hoping to make about 2 […]

M.L. is a 26-year-old homosexual man admitted to the hospital for progressive respiratory distress, fever, weakness, and chronic diarrhea. He tested HIV positive about 3 years ago, but his infection has remained asymptomatic until 2 months prior to admission. Pneumocystis jiroveci (carinii) pneumonia was suspected and confirmed by culture. Laboratory […]

BACKGROUND During your study of biology. You may have found a contro-versial topic you read about to be especially interesting. This assignment gives you an opportunity to apply what you have learned by doing some research in outside sources and increasing your knowledge of one controversial topic. Procedure Go to […]