态度暖昧
发表于 2025-3-30 10:17:56
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放逐
发表于 2025-3-30 14:00:11
https://doi.org/10.1007/978-981-15-1521-7eak down, and the chromosomes from male and female gametes intermix. Mitosis begins and fertilization is concluded with the first mitotic metaphase which is rapidly followed by cleavage into a two-cell embryo. Fertilization takes approximately 12 hours in the rabbit and roughly twice that in large domestic animals including (wo)man.
onlooker
发表于 2025-3-30 20:30:30
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vanquish
发表于 2025-3-30 21:10:57
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