Subject	dna mutation
Predicate	be used in
Object	molecular clocks
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.5432
Neighborhood Sigma	0.6200
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source dna mutations are used in molecular clocks 6 Google Autocomplete, Answers.com Questions