Monday, November 14, 2011

11/14/2011

Tetrabranchiate - Belonging or pertaining to the Nautiloidea, a subclass or order of cephalopods with four gills, including the pearly nautilus and numerous fossel forms.
Tetragon - A polygon having four angles or sides; a quadrangle or quadrilateral.
Tetraploidy - Having a chromosome number that is four times the basic or haploid number.

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