Cystelne and methionine are unique among the twenty essentlal amino acids in that they Multiple Choice O contain an aromatic ring cannot join with other amino acids to form peptides ore chiral. contain sultur. do not form dipolar ions.

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Chapter19: Proteins
Section: Chapter Questions
Problem 19.38E
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Cysteine and methionine are unique among the twenty essentlal amino acids in that they
Multiple Choice
contain an aromatic ring
cannot join with other amino acids to form peptides
O are chiral.
O contain sulfur.
do not form dipolar ions.
Transcribed Image Text:Cysteine and methionine are unique among the twenty essentlal amino acids in that they Multiple Choice contain an aromatic ring cannot join with other amino acids to form peptides O are chiral. O contain sulfur. do not form dipolar ions.
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