Meaning of EXONUCLEASE

WordNet Dictionary
	Definition:		[n]  a nuclease that releases one nucleotide at a time (serially) beginning at one of a nucleic acid
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	See Also:		nuclease
Biology Dictionary
	Definition:		An enzyme that cleaves nucleotides sequentially from the free ends of a linear nucleic acid substrate.
Glossary
	Definition:		See Nuclease An enzyme that cleaves nucleotides sequentially from free ends of a linear nucleic acid substrate.