( ( The ( Hobbit gene ) ) ( ( is ( required ( for ( formation ( of ( ( the ( primary ( root meristem ) ) ) ( in ( the ( Arabidopsis embryo ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Hobbit) (NN gene)) (VP (VBZ is) (VP (VBN required) (PP (IN for) (NP (NP (NN formation)) (PP (IN of) (NP (NP (DT the) (JJ primary) (NN root) (NN meristem)) (PP (IN in) (NP (DT the) (NNP Arabidopsis) (NN embryo))))))))) (. .)))
The Hobbit gene is required for formation of the primary root meristem in the Arabidopsis embryo.
(ROOT (S (NP (NNS Roots)) (VP (VBP grow) (PP (IN in) (NP (NN length) (CC and) (NN width))) (PP (IN from) (NP (DT the) (JJ primary) (CC and) (JJ secondary) (NN meristem)))) (. .)))