Assertion: cytoplasm's protein | /r/Synonym | actin
Facets:
Source sentences:
text: Despite their name, which perhaps implies a threadlike character, microfilaments are made up of globular proteins called actin, which are also found in the contractile apparatus of muscle cells.
text: Microfilaments are the smallest type of cytoskeletal filaments and are made of a protein called actin.
text: To prevent this, filaments of a protein called actin are placed just beneath the cell membrane.