On Complete Hydrolysis,a Polypeptide Gives Two Glycine,one Alanine,one Valine,and One

question 17

Multiple Choice

On complete hydrolysis,a polypeptide gives two glycine,one alanine,one valine,and one serine residue.Partial hydrolysis gives the following fragments: Gly-Ser,Val-Gly,Ser-Val,and Ala-Gly.What is the primary structure of the polypeptide?

• A) Ala-Gly-Gly-Val-Ser
• B) Gly-Ser-Val-Gly-Ala
• C) Ser-Val-Gly-Ala-Gly
• D) Ala-Gly-Ser-Val-Gly
• E) Val-Gly-Ser-Val-Ala

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