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5.下列有關於植物根部的氮素吸.收與代謝之敘述何者正確?(A)根部可利用擴散作用吸收 NO3-無需ATP的參與(B)硝酸還原酶(nitrate reductase, NR)可將NO3-還原形成NO2-
問題詳情
5.下列有關於植物根部的氮素吸.收與代謝之敘述何者正確?
(A)根部可利用擴散作用吸收
tNO3-無需ATP的參與
(B)硝酸還原酶(nitrate
treductase, NR)可將NO3-還原形成NO2-
(C)施用銨態的氮肥可增加NR的活性
(D)亞硝酸還原酶(nitrite
treductase, NiR)可將NO2-
t還原形成胺基酸
(E)NR與NiR的作用由於易受光線的干擾必須在根部完成
參考答案
答案:B
統計:A:0,B:7,C:5,D:1,E:2
難度:計算中
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