Daily Almanac for
Nov 30, 2009
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phototroph'ic bacte'ria



Bacteriol.
a group of bacteria, including the green bacteria and purple bacteria, whose energy for growth is derived from sunlight and whose carbon is derived from carbon dioxide or organic carbon.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

phototrophphototropic
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