Subject	enzyme
Predicate	speed up
Object	biochemical reaction
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9512
Neighborhood Sigma	0.9513
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source enzymes speed up biochemical reactions 6 Google Autocomplete, Answers.com Questions enzymes speed up biochemical reaction 2 Answers.com Questions enzymes are able to speed up biochemical reactions 1 Answers.com Questions