1  2  3  4 

1  _  _  _  _

2  _  _  _  _

3  _  _  _  _

4  _  _  _  _


ACROSS
1)  liquid excretory product
2)  a cord that is drawn through eyelets or around hooks in order to draw together two edges (as of a shoe or garment)
3)  any culture medium that uses ____ as the gelling agent
4)  a connecting point at which several lines come together


DOWN
1)  a series of steps to be carried out or goals to be accomplished
2)  the villain in william shakespeare's tragedy who tricked othello into murdering his wife
3)  any of a number of fishes of the family carangidae
4)  (used especially of vegetation) having lost all moisture

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