The striated appearance of skeletal muscle is due to the
A) dark color of myosin.
B) multiple nuclei per fiber.
C) regular arrangement of filaments.
D) dense array of microtubules.
E) dense packing of ATP molecules.

Question

Quizplus · Accepted Answer

The regular arrangement of filaments, specifically the overlapping pattern of actin and myosin filaments, creates the striated appearance of skeletal muscle.

Answer choices A, B, D, and E are incorrect because the dark color of myosin, multiple nuclei per fiber, microtubules, and ATP molecules have no direct contribution to the striated appearance of skeletal muscle.

The Striated Appearance of Skeletal Muscle Is Due to the