Draw all of the structures of cysteine as the pH increases from low to high, then sketch a titration curve that best represents the titration of cysteine. in the curve, label each: x-axis, y-axis, pKa (COOH), pKa (NH3+), pKa(R-group), and the calculated pI value.

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.