( ( This process ) ( ( is ( called exocytosis ) ) . ) )
(ROOT (S (NP (DT This) (NN process)) (VP (VBZ is) (VP (VBN called) (NP (NNS exocytosis)))) (. .)))
This process is called exocytosis .
(ROOT (S (NP (DT The) (NN cell)) (VP (VBZ expels) (NP (NN waste) (CC and) (JJ other) (NNS particles)) (PP (IN through) (NP (NP (DT a) (NN process)) (VP (VBN called) (NP (NNS exocytosis)))))) (. .)))