What is the significance of protofilaments in the structure of the cytoskeleton?

• A. Protofilaments serve as the basic building blocks for larger cytoskeletal structures.
• B. Protofilaments prevent the assembly of cytoskeletal components.
• C. Protofilaments are responsible for energy production in the cell.
• D. Protofilaments are involved in genetic information storage.

Answer: (A)