Respuesta :

structure. The filaments of myofilaments,  consist of two types, thick and thin: Thin filaments consist primarily of the protein action, coiled with nebulin filaments. Action, when polymerized into filaments, froms the “ladder” along which the myosin filaments “climb” to generate motion

Answer:

Actin and myosin.

hope this helps <3

(I just simplafyed the other persons so they deserve some thanks for that)