Predigest
发表于 2025-3-28 16:36:50
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CANON
发表于 2025-3-28 19:19:11
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paroxysm
发表于 2025-3-28 23:02:07
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calumniate
发表于 2025-3-29 03:40:21
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渐变
发表于 2025-3-29 10:55:50
SpermatogoniaSchleiermacher and Schmidt 1973, Guraya 1980, Holstein and Roosen-Runge 1981, Kerr and de Kretser 1981). The junctions or desmosome-like structures occur between neighbouring spermatogonia (Holstein and Roosen-Runge 1981).
表主动
发表于 2025-3-29 12:12:12
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MARS
发表于 2025-3-29 18:53:06
Headen to extend as far as the apex of the head (Figs. 56 and 57). Scanning electron microscope provides the most ideal method available at present for the study of sperm morphology, especially for reconstructuring an impression of a three-dimensional structure from two-dimensional images (Gould 1980, B
有特色
发表于 2025-3-29 23:14:31
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温和女孩
发表于 2025-3-30 03:00:28
Plasma Membrane and its Surface Componentsal properties of the plasma membrane of spermatozoa and about the regional distribution and density of general classes of compounds or specific activities on cell surfaces. In spite of these advances, our knowledge of membrane organization in spermatozoa is limited. Actually, the spermatozoon plasma
Exposition
发表于 2025-3-30 07:57:49
Sperm Motilitymmalian spermatozoa present within the distal regions of the male reproductive tract show little or no movement in situ, but can become highly motile following their release into suitable salt solutions (Mann 1964, Turner and Howards 1978, Amelar et al. 1980, Mohri and Yanagimachi 1980, Nelson et al