問題詳情

1.The main function of vitamins is to
(A) provide the main structural building blocks of the body.
(B) provide essential fatty acids.
(C) enable chemical reactions in the body to occur.
(D) improve digestion processes.

參考答案

答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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