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Selenocysteine is an uncommon amino acid, exists naturally in three domains of life as a building block of selenoproteins. It is a cysteine analogue, has an R group with the structure -CH2–SeH (pKg = 5). In an aqueous solution, pH = 7.0, selenocysteine would OA. be a fully ionized zwitterion with no net charge B. not be optically active O. be nonionic D.be found in proteins as D-selenocysteine

Selenocysteine is an uncommon amino acid, exists naturally in three domains of life as a building block of selenoproteins. It is a cysteine analogue, has an R group with the structure -CH2–SeH (pKg = 5). In an aqueous solution, pH = 7.0, selenocysteine would OA. be a fully ionized zwitterion with no net charge B. not be optically active O. be nonionic D.be found in proteins as D-selenocysteine

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Selenocysteine is an uncommon amino acid, exists naturally in three domains of life as a building block of selenoproteins. It is a cysteine analogue, has an R group with the structure -CH2–SeH (pKg = 5). In an aqueous solution, pH = 7.0, selenocysteine would OA. be a fully ionized zwitterion with no net charge B. not be optically active O. be nonionic D.be found in proteins as D-selenocysteine
Transcribed Image Text:Selenocysteine is an uncommon amino acid, exists naturally in three domains of life as a building block of selenoproteins. It is a cysteine analogue, has an R group with the structure -CH2–SeH (pKg = 5). In an aqueous solution, pH = 7.0, selenocysteine would OA. be a fully ionized zwitterion with no net charge B. not be optically active O. be nonionic D.be found in proteins as D-selenocysteine
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