How Do the Different Types of Actin-Binding Proteins Relate to the Ability

Multiple Choice

How do the different types of actin-binding proteins relate to the ability of actin to form bundles and networks?

A) Proteins promoting bundle formation have one actin-binding site,whereas proteins promoting network formation have two actin-binding sites.
B) Different types of actin bind different actin-binding proteins to form bundles or networks.
C) Proteins that promote bundle formation bind ADP-actin,whereas proteins that promote network formation bind ATP-actin.
D) Proteins promoting bundle formation tend to be short and inflexible,whereas proteins that promote network formation tend to be longer and more flexible.