( It ( ( is ( ( found predominantly ) ( ( ( in protists ) and ) ( in ( unicellular algae ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ is) (VP (VBN found) (ADVP (RB predominantly)) (PP (PP (IN in) (NP (NNS protists))) (CC and) (PP (IN in) (NP (NN unicellular) (NN algae)))))) (. .)))
It is found predominantly in protists and in unicellular algae.
(ROOT (S (NP (NNP Unicellular) (NNS eukaryotes)) (VP (VBP are) (ADJP (JJ protists)) (ADVP (RB normally))) (. .)))