Cell cleavage. The image shows 4 divisions of the zygote and a blastocyst. The blastocyst has the inner cell mass and trophoblast layers.
ID: 2175356571
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- 大图:21814 × 4042 像素·184.69 cm × 34.22 cm·300dpi·JPG
- 中图:1000 × 185 像素·35.28 cm × 6.53 cm·72dpi·JPG
- 小图:500 × 93 像素·17.64 cm × 3.28 cm·72dpi·JPG