Actin or myosin containing structure?

Answer:
Myofilaments

Actin, which constitutes about 25 percent of the protein of myofilaments, is the major component of the thin filaments in muscle (per Encyclopedia Britannica Online).

Microfilaments

Microfilaments or actin filaments are the thinnest filaments of the cytoskeleton found in the cytoplasm of all eukaryotic cells (per Wikipedia Microfilament).

First answer by ID1287304556. Last edit by Kaesemey. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 1 [recommend question].