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具有激素性质的维生素是()

单选题
2021-12-29 10:26
A、维生素A
B、维生素C
C、维生素E
D、维生素K
E、维生素D
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正确答案
E

试题解析
由于维生素D是在由贮存于皮下的胆固醇的衍生物(7-脱氢胆固醇),在紫外光照射下转变而成的,但要运往靶器官才能发挥生理作用,故认为维生素D实质上是敖素。

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