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- The diploid cell formed by the fusion of two haploid gamete s during fertilization in eukaryotic organisms with sexual reproduction.
UN Food and Agriculture Organization - Cite This Source - This Definition
- A fertilized oocyte.
USDA CSREES - Cite This Source - This Definition
- androgenesis, asexual propagation, egg, fertilization, germ line gene therapy, karyogamy, polyspermy, pro-nucleus, Pronucleus, reproduction, Sexual reproduction