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蛙的发育顺序

适用年级 1-6 年级

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原理 

蛙的生长发育过程主要包括单细胞期、尾牙期、具外腮蝌蚪、具内腮蝌蚪、具后肢蝌蚪、具前后的肢蝌蚪、尾期的蝌蚪、幼蛙。

 

目的 

了解青蛙的生长发育过程和特点。

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