修改
发表于 2025-3-23 13:29:22
https://doi.org/10.1007/978-3-642-24159-8the developing conceptus to be divided into . and extraembryonic areas; subsequent developmental changes will continue to accentuate the boundaries between embryonic and extraembryonic regions of the conceptus.
欢呼
发表于 2025-3-23 14:16:41
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countenance
发表于 2025-3-23 18:53:42
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自然环境
发表于 2025-3-23 23:54:11
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含糊
发表于 2025-3-24 05:15:14
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debacle
发表于 2025-3-24 08:09:35
Mit olympischem Verkaufen zum Erfolgc mesoderm. The most cephalic levels of the oral cavity and caudal levels of the anal canal do not originate from the primitive gut; the ectodermal epithelium in these areas is derived from the . and ., respectively.
groggy
发表于 2025-3-24 11:22:28
Implantation and Formation of the Deciduae,the menstrual slough and after parturition to regenerate the more superficial layers. The two upper layers (compactum and spongiosum) are sometimes referred to as the .. because both layers are lost and regenerated regularly during the reproductive cycles and because of their combined importance during implantation and pregnancy.
谈判
发表于 2025-3-24 15:54:00
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流眼泪
发表于 2025-3-24 22:52:25
Early Development of the Conceptus,the developing conceptus to be divided into . and extraembryonic areas; subsequent developmental changes will continue to accentuate the boundaries between embryonic and extraembryonic regions of the conceptus.
inculpate
发表于 2025-3-25 00:56:14
Development of General Body Form,uced as a result of craniocaudal elongation caused by the rapidly developing notochord and central nervous system; the . appears a short time later as a result of the same craniocaudal growth process. Comparable but less distinct . gradually appear on each side.