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  • What are the stages of a fetus 2024?

    周至 阶段 胎儿

    Questioner:Julian Lopez 2023-06-09 17:42:04
The most authoritative answer in 2024
  • Sophia Harris——Studied at University of Oxford, Lives in Oxford, UK

    Stages of Pregnancy. Although pregnancy involves a continuous process, it is divided into three 3-month periods called trimesters (weeks 0 to 12, 13 to 24, and 25 to delivery). The fertilized egg (zygote) begins to develop into a hollow ball of cells called the blastocyst. The blastocyst implants in the wall of uterus.read more >>
    +119962023-06-12 17:42:04

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