Bivalent

(thing) by BioTech Tue Dec 17 2002 at 1:20:23

A pair of homologous chromosomes which have joined together (are synapsed) during prophase I and metaphase I of meiosis.

From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.

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(definition) by Webster 1913 Tue Dec 21 1999 at 22:09:25

Biv"a*lent (?), a. [L. bis twice + valens, p. pr. See Valence.] Chem.

Equivalent in combining or displacing power to two atoms of hydrogen; dyad.

 

© Webster 1913.

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