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  1. Fertilized Egg = 受精卵, 即剛受精唔耐 至 細胞開始分裂但細胞未轉化成各器官. Embryo = 胚胎, 即未足三個月, 各器官未成形既狀態 Foetus = 胎兒, 即三個月後, 各器官大致成形既狀態.

    分類:健康 > 其他 - 健康 2007年03月12日

  2. 不是所有antibodies 都可進入胎盤, 只有IgG一類能夠進入, 因為胎盤中有為Antibodies IgG 特製的 receptor(授體), 叫做 Neonatal Fc receptor, 能識別該antibody, 然後胎盤會以phagocytosis/pinocytosis (吞噬作用/細胞吞飲...

    分類:科學及數學 > 生物學 2009年03月30日

  3. The head is the only inflexible bit of the baby. The rest of the body is flexible to squeeze through the narrow birth channel. The best position is head come out first and facing the mother's tail bone. If the back of the head facing the tail-bone...

    分類:科學及數學 > 生物學 2007年04月11日

  4. ...implantation provides a place called placenta for the zygote to grow into foetus . (iii)One implantation occurs, the level of progesterone and oestrogen...

  5. 1a)-exchange of substance between foetus and mother take place in placenta -increase the rate of diffusion -attach the foetus ...

    分類:科學及數學 > 生物學 2007年02月09日

  6. ...test the growth of the internal organs digits and limbs of the foetus . As the above mentioned, their sex can also be known...

    分類:科學及數學 > 生物學 2007年03月08日

  7. ...圖片參考:http://www.flatseats.com/images/sleep-types.gif Foetus Those who curl up in the foetus position are described...

    分類:社會及文化 > 語言 2009年05月26日

  8. ... will only be found if amnotic fluid is passing through the foetus ' gastrointestinal system. Since during this process, some cells will...

    分類:科學及數學 > 生物學 2007年03月05日

  9. ...the zygote will have 47 chromosomes, which is abnormal. So, the foetus develop will suffer from Down Syndrome. However, if the...

    分類:科學及數學 > 化學 2007年12月30日

  10. ... and mice), so they perform internal fertilisation, the foetus grows in the uterus of the mother bat, and the offspring are born as ...

    分類:科學及數學 > 生物學 2008年05月02日