下列关于昆虫激素的叙述正确的是 A.昆虫的生长�育过程只受�激素能控制 b.前胸腺分泌的保幼激素可使虫体保持幼虫状态 C.性外激索由体内的内 Template




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tomski下列关于昆虫激素的叙述正确的是 a.昆虫的生长�育过程只受�激素能控制 b.前胸腺分泌的保幼激素可使虫体保持幼虫状态 coloring