• Thumbnail for Spermatozoon
    Spermatozoon (redirect from Spermatozoid)
    A spermatozoon (/spərˌmætəˈzoʊ.ən, ˌspɜːrmətə-/; also spelled spermatozoön; pl.: spermatozoa; from Ancient Greek σπέρμα (spérma) 'seed', and ζῷον (zôion) 'animal')...
    32 KB (3,860 words) - 09:27, 3 April 2024
  • Thumbnail for Plant cell
    PMID 11743094. Manton, I; Clarke, B (1952). "An electron microscope study of the spermatozoid of Sphagnum". Journal of Experimental Botany. 3 (3): 265–275. doi:10...
    19 KB (2,224 words) - 04:45, 3 January 2024
  • Thumbnail for Hirase Sakugorō
    Fukui, Hirase discovered the spermatozoids of the ginkgo in January 1894, before Seiichiro Ikeno discovered the spermatozoids of the cycad. He is a laureate...
    2 KB (236 words) - 13:40, 3 May 2024
  • Thumbnail for Spermatogenesis
    spermatidogenesis (meiosis II) four spermatids haploid (N) / 23 C / 23 spermiogenesis four functional spermatozoids haploid (N) / 23 C / 23 spermiation...
    33 KB (3,722 words) - 17:15, 21 January 2024
  • Thumbnail for University of Tokyo
    It was in this garden that in 1894 Hirase Sakugoro the discovered spermatozoids of the ginkgo, proving that gymnosperms produce sperm cells. The garden...
    127 KB (10,037 words) - 05:26, 5 May 2024
  • Thumbnail for Gamete
    PE, Tsai CW (June 2000). "Control of development and motility in the spermatozoids of lower plants". Gravitational and Space Biology Bulletin. 13 (2):...
    12 KB (1,345 words) - 07:56, 4 May 2024
  • Thumbnail for Symbiogenesis
    is a combination of two factors: contribution of new symbionts by the spermatozoid and reduction division. That is fertilization. (b) A single factor exists:...
    70 KB (7,480 words) - 22:43, 2 May 2024
  • Thumbnail for Spermatocyte
    hours spermatids male gametid haploid (N) / 23 1C / 23 spermiogenesis 24 days spermatozoids sperm haploid (N) / 23 1C / 23 spermiation 64 days (total)...
    19 KB (2,091 words) - 17:57, 23 March 2024
  • Thumbnail for Hemiptera
    Carayon, J. 1959 Insémination par "spermalège" et cordon conducteur de spermatozoids chez Stricticimex brevispinosus Usinger (Heteroptera, Cimicidae). Rev...
    64 KB (6,449 words) - 08:37, 4 May 2024
  • Thumbnail for Ginkgo biloba
    ISBN 978-90-5702-488-7. Ogura, Y. (1967). "History of Discovery of Spermatozoids In Ginkgo biloba and Cycas revoluta". Phytomorphology. 17: 109–114....
    61 KB (6,616 words) - 19:33, 27 April 2024