What Is Meant by the "Quaternary Structure" of a Protein

question 36

Multiple Choice

What is meant by the "quaternary structure" of a protein?

• A)It refers to the four atoms that make up the peptide bonds that join the amino acids together in the protein chain.
• B)It describes the unique sequence of four amino acids in the protein chain.
• C)It describes the four regular,repeating structures found in the protein chain.
• D)It describes the overall three dimensional shape of a protein.
• E)It describes the association of two or more polypeptide chains to form one functioning protein unit.

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