5 Questions
Which of the following statements about amino acids is correct?
Amino acids contain a carboxylic acid group and an amino group.
In proteins, amino acids are joined together by which type of bond?
Peptide bonds
What is the charge distribution of free amino acids in solution?
The amino group is positively charged, and the carboxylic group is negatively charged.
What is the structure of polypeptide chains in proteins?
Linear polymers
Which of the following is NOT a component of an amino acid?
Hydroxyl group
Learn about the general properties of amino acids and the structure of amino acids used for protein synthesis. Understand how amino acids exist as zwitterions in solution and how they are joined in proteins.
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