Java must be enabled to use the Crossword Weaver Live brand of on-screen interactive crossword puzzle solving applet.
 
WORD BANK:

Bile, carbon, chitin, drinking, evolution, exon, fibrous, flagellates, flatworms, fronds, fungi, gametangium, gas, gastropods, gills, glucose, lumps, nutrients, ozone, photosynthesis, phytoplankton, plants, pool, warming.
 

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