用含有甲状腺激素制剂的饲料喂蝌蚪结果蝌蚪提前�育成小青蛙这说明甲状腺激素能够 A.促进动物的血液循环b.维持第二性征c.提高动物神经 Template




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tomski用含有甲状腺激素制剂的饲料喂蝌蚪结果蝌蚪提前�育成小青蛙这说明甲状腺激素能够 a.促进动物的血液循环b.维持第二性征c.提高动物神经 coloring