( ( ( Muscles , ) ( ( ( ( Cell Motility ) , ) and ) Cytoskeleton ) ) ; )
(ROOT (NP (NP (NNS Muscles)) (, ,) (NP (NP (NNP Cell) (NNP Motility)) (, ,) (CC and) (NP (NNP Cytoskeleton))) (: ;)))
Muscles, Cell Motility, and Cytoskeleton;
(ROOT (S (NP (NP (JJ Muscle) (NN type)) (PP (IN of) (NP (NN cell) (NN function)))) (VP (VBZ relies) (PP (IN on) (NP (NP (NNS microfilaments)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (NP (NP (DT the) (NN actin) (NNS components)) (PP (IN of) (NP (DT the) (NN cytoskeleton)))))))))) (. .)))
Muscle type of cell function relies on microfilaments, which are the actin components of the cytoskeleton.