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| 1. |
Thick filaments in skeletal muscle are composed of |
| Answer» MERES are composed of long, fibrous proteins as filaments that slide past each other when a musclecontracts or relaxes. Two of the IMPORTANT proteins are myosin, which FORMS the THICK filament, and actin, which forms the thin filament. Myosin has a long, fibrous tail and a globular head, which BINDS to actin. | |