Which one of the following is composed of myosin protein?
A) thick filaments
B) thin filaments
C) all myofilaments
D) Z discs
E) light bands

Question

Quizplus · Accepted Answer

Myosin protein is a component of the thick filaments in muscle fibers. Thin filaments are composed of actin protein, and Z discs are structures that anchor the thin filaments. Myofilaments are a general term for both thick and thin filaments. Light bands refer to regions of the sarcomere where only thin filaments can be found.

Which One of the Following Is Composed of Myosin Protein