1  2  3 

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3  _  _  _


ACROSS
1)  a knot with two loops and loose ends; used to tie shoelaces
2)  an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia
3)  a yearning for something or to do something


DOWN
1)  an indentation of a shoreline larger than a cove but smaller than a gulf
2)  a lyric poem with complex stanza forms
3)  a computer network that spans a wider area than does a local area network

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