Which statement correctly describes the hydrogen bonding pattern in beta strands compared to alpha helices?

• A. Hydrogen bonds in beta strands are parallel to the strand direction.
• B. Hydrogen bonds in beta strands are perpendicular to the strand direction.
• C. Hydrogen bonds in both beta strands and alpha helices are parallel to the strand direction.
• D. Hydrogen bonds in alpha helices are perpendicular to the strand direction.

Answer: (B)