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Look up the pKas of glutamic acid and draw thestructures for the predominant forms of glutamic acid at pH 1.0, pH3.0, pH 7.4, and pH 12. Examine the structures and determine thenet charge of glutamic acid at each of these pHs. The pH at which the predominant form of an […]

Write true or false and please explain 1. In secretory cells, the constitutive and regulatory pathways of exocytosis diverge at the cis Golgi network. —————— ( ) ( )2. Many proteins are posttranslationally glycosylated at tyrosine residues in the ER. ————————————————- ( ) ( )3. Cells import LDL molecules exclusively […]

A case study usually pertains to information regarding an individual, his or her symptoms, medical test results, and the diagnosis. The New England Journal of Medicine has a featured case study in each issue, as do many other professional journals. The article you choose must be at least 4 pages long and […]

We were investigating lignin degradation by the bacterium Lignumus decaderum in the lab which was isolated from rotting piece oak. The genomic sequence of this bacterium has not yet been determined. The addition of a small quantity of hydrogen peroxide induces production of an enzyme that enables the organism to […]