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broad group (taxon) in the biological classification system, which is then divided into kingdoms. Archaea, Bacteria and Eukaryotes are the currently accepted domains.
a muscle, gland or organ capable of responding to a nerve impulse in order to bring about a...
the process in which micro-organisms, such as yeast, convert sugars into alcohol under anaerobic...
regions in particular geographical locations with similar climates and vegetation types.