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the sheet-like muscle found below the ribcage that plays a vital role in breathing.
blood that has no antigens (blood group O) and can be given to a person with any blood group....
a structure that is used by molluscs for feeding. It is a minutely toothed, chitinous ribbon...
organic compound that always contains the elements carbon, oxygen and hydrogen. The building...
a molecule that is converted to adenosine triphosphate (ATP) for energy storage.
plant-like organisms that live and grow in water; they make their own organic food by the...