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acid formed when carbon dioxide dissolves in water.
biological classification group (taxon) that is divided into species (the plural of genus is...
undifferentiated and unspecialised actively dividing cells in the growth regions of plants, such...
a disease caused by the bacterium Vibriocholera, which produces a toxin in the lining of the...
in plants: the first plant to become established in an area.in plants: the first plant to become...