单词 | spermiogenesis |
释义 | spermiogenesisn. Biology. The development of spermatozoa; spec. the maturation of spermatids into spermatozoa (the last phase of spermatogenesis). ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > fecundation or impregnation > [noun] > development of spermatozoa spermatogenesis1880 spermiogenesis1920 1920 Biol. Bull. 39 333 The general topography of spermiogenesis has been worked out on Murgantia. 1956 Nature 25 Feb. 387/2 A study of spermiogenesis in the bandicoot..has shown that an acrosome is indeed present. 1980 D. J. Begley et al. Human Reprod. iii. 30/2 Following spermatogenesis and spermiogenesis, which take about 64 days in man, sperm pass through the rete into the epididymis. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018). < n.1920 |
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