What is NOT a characteristic of skeletal muscle?

The action of skeletal muscle being quicker than smooth muscle is a key characteristic that sets it apart from other types of muscle tissue. Skeletal muscle fibers are designed for rapid contraction and are involved in voluntary movements, such as those used in walking, lifting, and other physical activities. This rapid contraction is due to the structure and function of skeletal muscle fibers, which can generate strong and quick responses.

In contrast, smooth muscle, which is found in the walls of hollow organs, processes more sustained contractions and is not typically under voluntary control. Therefore, the assertion that skeletal muscle's action is slower than that of smooth muscle does not align with its physiological properties, making it the correct choice as the characteristic that does not apply to skeletal muscle. This understanding highlights the distinctive functional roles of both muscle types in the human body.