(thing) by BioTech Mon Dec 20 2004 at 23:09:19

Twins which are the result of two separate zygotes, or two separate eggs fertilized by two separate sperm. They can be any combination of sexes (two males, two females, one of each). Compare monozygotic twins. The scientific term for fraternal twins.

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

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