The body through life › Development before birth
Development before birth
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多言語案内このページの本文は現在、韓国語のみで提供しています（翻訳準備中）。
🇰🇷 韓国語で見るEmbryo & fetus40 items
🏠 In everyday life
EVERYDAY LIFE- 1.Put a baby photo next to a recent one and height and face shape look very different — this group follows the body from before birth to old age.
- 2.A fetus's age in «weeks after fertilization» and in «gestational weeks» differs by about 2 weeks — each item notes which one its source uses.