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【多选题】
营养素对基因表达的作用特点( )A.
一种营养素可调节多种基因的表
B.
一种基因表达又受多种营养素的调节
C.
营养素可影响细胞增殖、分化及机体生长发育的有关基因表达
D.
营养素可对致病基因的表达产生重要的调节作用
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【单选题】I will take what I said. I really believe that when the reforms begin to take effect, our education will take .
A.
out, up
B.
back, off
C.
away, forth
D.
back, of
【单选题】—Which of these two ties(领带) will you take? —I will take_____ , to give me a change sometimes. [ ]
A.
either
B.
Neither
C.
all
D.
both
【简答题】Every day when I enter the classroom, I will take a look at the wall beside my seat. You will find nothing special about this old wall if you just look at it. But for the students in my class, it is a...
【单选题】– Which of the two coats will you take? – I will take ________. One is for my brother and the other is for myself.
A.
either
B.
all
C.
both
D.
neither
【单选题】— Which of these two books will you take? —I will take ______ in case the trip is boring.
A.
all
B.
either
C.
both
D.
neither
【单选题】I will take ____ what I said. I really believe that when the reforms begin to take effects, our education will take ____.
A.
out, up
B.
back, off
C.
away, forth
D.
back, of
【简答题】Every day when I enter the classroom, I will take a look at the wall beside my seat. You will find nothing special about this old wall if you just look at it. But for the students in my class, it is a...
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