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Weebly · 2019. 2. 25. · Amphioxus possesses several U-shaped, ciliated tubules (nephridia) that drain the coelomic cavities and conduct the waste fluid into the atrium for dis-

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Page 1: Weebly · 2019. 2. 25. · Amphioxus possesses several U-shaped, ciliated tubules (nephridia) that drain the coelomic cavities and conduct the waste fluid into the atrium for dis-
Page 2: Weebly · 2019. 2. 25. · Amphioxus possesses several U-shaped, ciliated tubules (nephridia) that drain the coelomic cavities and conduct the waste fluid into the atrium for dis-
Page 3: Weebly · 2019. 2. 25. · Amphioxus possesses several U-shaped, ciliated tubules (nephridia) that drain the coelomic cavities and conduct the waste fluid into the atrium for dis-
Page 4: Weebly · 2019. 2. 25. · Amphioxus possesses several U-shaped, ciliated tubules (nephridia) that drain the coelomic cavities and conduct the waste fluid into the atrium for dis-