Identical twins are also called monozygote twins because they develop from the splitting of a single fertilized egg.
因为是从

受精卵分
而来,
卵

也被称作单卵

。
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选 
But for now, you learned all about female reproductive anatomy, how sex hormones affect oogenesis and ovulation, and how the ovarian and menstrual cycles mature and release oocytes, and create a comfy uterine environment for a fertilized egg.
但是现在,你了解了女性生殖解剖学,性激素如何影响
子发生和排
,
巢和月经周期如何成熟和释放
母细胞,并为

创造舒适的子宫环境。



新机试
题