10 Questions
Which of the following is true about the structure of amino acids in proteins?
Amino acids in proteins have both three-letter and one-letter designations.
What is the primary contribution of the R groups of protein amino acids to their chemical properties?
R groups determine the solubility of amino acids.
Which of the following is a key function of amino acids?
Amino acids support muscle growth.
How can certain amino acids in plant seeds impact human health?
Certain amino acids in plant seeds can cause allergies.
What is the approximate pKa value of ionizable groups in free amino acids in aqueous solution?
pKa value of 7
Which of the following is true about the primary structure of peptides?
It refers to the unique sequence of amino acids in a protein.
What is the change in pH that occurs following the addition of a given quantity of strong acid or alkali to an unbuffered aqueous solution of a polyfunctional amino acid?
It cannot be calculated without additional information.
What is the approximate pKa value of the ionizable groups of protein amino acids as free amino acids in aqueous solution?
6-8
What are the three-letter and one-letter designations for the amino acid alanine?
ALA, A
What is the primary contribution of the R groups of protein amino acids to their chemical properties?
They determine the charge of the amino acid.
Test your knowledge on amino acids and peptides with this quiz! Learn to diagram the structure and identify the one-letter designations for each amino acid in proteins. Understand the role of R groups in determining the chemical properties of amino acids. Explore the various functions of amino acids and their significance in plant seeds. Challenge yourself and expand your understanding of these essential building blocks of life.
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