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an antibiotic produced by the Penicillium mould.
the inner body tissue layer that forms the gut and other internal organs.
the instrument that measures the volume of air entering and leaving the lungs.
(SO2) a colourless gas that smells of rotten eggs or burnt matches and is produced by...
(also called homeostatic control) the self-regulation and maintenance of a constant stable...
animals that live socially or in colonies and perform certain tasks for the good of the colony...