In a protein with both antiparallel and parallel beta sheets, which would you expect to be more prevalent and why?

• A. Antiparallel beta sheets would be more prevalent due to their weaker hydrogen bonds.
• B. Antiparallel beta sheets would be more prevalent due to their stronger, more stable hydrogen bonds.
• C. Parallel beta sheets would be more prevalent due to their weaker hydrogen bonds.
• D. Parallel beta sheets would be more prevalent due to their stronger, more stable hydrogen bonds.

Answer: (B)