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The phosphate system serves to buffer the intracellular fluid of cells at physiological pH because pK2 (7.20) lies near the normal pH range of 6.9-7.4. If the total cellular concentration of phosphate is 19mM and the pH is 6.9, what is the concentration of (H2PO4-) in mM?? Is this correct???H2PO4-(aq) […]

A biologist studying a population of birds comprised of some individuals with long-tailed and some short-tailed individuals. She is interested in whether a population of birds is randomly mating or if the birds are preferentially mating with their own tail type. In this species tail length is controlled by a […]

Ethanol in the body is oxidized to acetaldehyde by liver alcohol dehydrogenase(LADH). Other alcohols are also oxidized by LADH. For example,methanol, which is mildly intoxicating, is oxidized by LADH to thequite toxic product of formaldehyde. The toxic effects of ingestingmethanol (a component of many commercial solvents) can be reducedby administering […]

Part -1: Quesitons 1. The social structure and behavior of chimps in their communities or troops suggest many questions. What research questions might Dr. Hahn and her associates ask? 2. Choose one of the research questions from above and consider it in more detail. Based upon the question, what would […]