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Gaokao Biology Practice Question

3.(6分)某研究人员以小鼠为材料进行了与甲状腺相关的实验,下列叙述错误的是()

  1. A.切除小鼠垂体,会导致甲状腺激素分泌不足,机体产热减少
  2. B.给切除垂体的幼年小鼠注射垂体提取液后,其耗氧量会增加
  3. C.给成年小鼠注射甲状腺激素后,其神经系统的兴奋性会增强
  4. D.给切除垂体的小鼠注射促甲状腺激素释放激素,其代谢可恢复正常

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