| 单词 | spermatid |
| 例句 | The cell produced at the end of meiosis is called a spermatid and when it reaches the lumen of the tubule and grows a flagellum, it is called a sperm cell. Biology for AP Courses 2022-06-09T00:00:00Z Meiosis has two rounds of cell division: primary spermatocyte to secondary spermatocyte, and then secondary spermatocyte to spermatid. Anatomy and Physiology 2013-06-19T00:00:00Z Each spermatid becomes a functional spermatozoon or male gamete. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z Figure 79 is a very young spermatid showing only diffuse chromatin in the nucleus. Studies in Spermatogenesis Part II Four spermatid nuclei in one cell, each nucleus containing one nucleolus. Studies in Spermatogenesis Part I Young spermatid, showing isolated large chromosome and rotation of nuclear contents. Studies in Spermatogenesis Part I Each of these new cells is a spermatid. Anatomy and Physiology 2013-06-19T00:00:00Z Figure 222 shows a young spermatid, the five chromosomes still preserving their characteristic form. Studies in Spermatogenesis Part I Various stages in the development of the spermatid are seen in figures 200 to 203. Studies in Spermatogenesis Part I |
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