Assertion: cardiac muscle's muscle cell | /r/CapableOf | produce contraction
Facets:
Source sentences:
text: Muscle cells contain protein filaments of actin and myosin that slide past one another, producing a contraction that changes both the length and the shape of the cell.
text: Muscle cells contain protein filaments of actin and myosin that slide past one another, producing a contraction that changes both the length and the shape of the cell.