( ( In ( the ( hydrothermal ( vent environment ) ) ) ) ( , ( chemosynthesis ( ( ( ( is ( the ( primary mechanism ) ) ) ( for ( ( the conversion ) ( of ( chemical energy ) ) ) ) ) ( into biomass ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (DT the) (JJ hydrothermal) (JJ vent) (NN environment))) (, ,) (NP (NNS chemosynthesis)) (VP (VBZ is) (NP (DT the) (JJ primary) (NN mechanism)) (PP (IN for) (NP (NP (DT the) (NN conversion)) (PP (IN of) (NP (NN chemical) (NN energy))))) (PP (IN into) (NP (NNS biomass)))) (. .)))
In the hydrothermal vent environment, chemosynthesis is the primary mechanism for the conversion of chemical energy into biomass.
(ROOT (S (NP (NNS Chemosynthesis)) (VP (VBZ helps) (S (NP (NNS microorganisms)) (VP (VB make) (NP (NN food)) (PP (IN with) (NP (NP (NNS chemicals)) (VP (VBG pouring) (PRT (RP out)) (PP (IN of) (NP (JJ deep-sea) (NNS vents))))))))) (. .)))
Chemosynthesis helps microorganisms make food with chemicals pouring out of deep-sea vents.