Assertion: muscle fiber's myofibril | /r/HasProperty | long cylindrical structures
Facets:
Source sentences:
text: Within each muscle fiber are myofibrils—long cylindrical structures that lie parallel to the muscle fiber.
text: Within each muscle fiber are myofibrils—long cylindrical structures that lie parallel to the muscle fiber.
text: Within each muscle fiber are myofibrils—long cylindrical structures that lie parallel to the muscle fiber.