URL：https://media.istockphoto.com/id/1434561699/vector/the-process-of-zygote-cell-division-in-the-early-stages-of-development.jpg?s=1024x1024&w=is&k=20&c=NB8W-8eexcDMTM1QOcGs0Ixf8YZ0kAS30MLKi66T9c8=
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