試題詳解

4. Which of the following descriptions concerning protein structure is corrected?
(A) Protein primary structure is the sequence of amino acids in the protein.
(B) α-helix and β-sheet are two commonly seen protein secondary structures.
(C) The secondary and tertiary protein structures are results of collective effects of interactions of amino acids (including side chains) and its surrounding water, including hydrogen bonds, hydrophobic interactions and van der Waals interactions.
(D) All of the above.