Accumulating evidence suggests that EH is present in all insects and may provide a general hormonal mechanism to regulate ecdysis.
越来越多的证据表明羽化激素可能存在于所有的昆虫中，并作为一种调节蜕皮的一般性激素机制。
Mice that produced no osteocalcin lacked this hormonal weight-control mechanism.
未能产生骨钙素的老鼠缺乏这种激素的体重控制机制。
The types of rolled-leaf mutant were introduced, and the potential mechanism from the aspects of the cellular level, hormonal regulation, molecular genetics and environmental factors were reviewed.
介绍了卷叶突变体的类型，并从细胞水平、激素调控、分子遗传及环境因素等方面综述了叶卷曲突变体发生的机制。
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