Polar Body: Definition, Formation & Twinning - Video & Lesson Transcript | so-name.info - Sperm fusing to polar body
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A polar body is a small haploid cell that is formed concomitantly as an egg cell during the zygote formed by the fusion of the sperm and polar body would not have enough cytoplasm or stored nutrients to feed the developing embryo. The fusion of a polar body with the oocyte nucleus to restore diploidy . Sperm undergo meiosis too, but their fates are strictly as an individual.