Which Statement About Secondary Structures Is FALSE

question 20

Multiple Choice

Which statement about secondary structures is FALSE?

• A) Some proteins only contain α-helices or β sheets.
• B) Structural proteins often contain only β sheets.
• C) Secondary structure is stabilized by hydrogen bonding between amides in the polypeptide backbone.
• D) Side chains are involved in the hydrogen bonds that stabilize the secondary structure.
• E) A protein can contain both α-helices and β sheets.

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