【判断题】【消耗次数：1】
维生素不能提供能量,但可以构成机体的成分。
①
正确
②
错误
参考答案：
复制
纠错
相关题目
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衡量机体维生素A缺乏的早期诊断指标是?
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血浆维生素A含量下降
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视觉暗适应功能降低
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以上都不是
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