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【单选题】
关于细胞膜物质转运的叙述，错误的是A.
02和C02通过肺泡膜是易化扩散
B.
大分子蛋白质进入细胞的方式是入胞
C.
Na+由细胞外进入细胞内是易化扩散
D.
葡萄糖可经易化扩散进入细胞
E.
ca2+由胞浆回收入肌浆网是主动转运
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举一反三
【单选题】Sending E-mails to Professors One student skipped class and then sent the professor an e-mail（51）for copies of her teaching notes. Another（52）that she was late for a Monday class because she was recov...
A.
providing
B.
offering
C.
supplying
D.
asking
【简答题】根据微生物的结构和组成,微生物分为____、____、____三大类型。
【简答题】阅读理解。 Imagine a world 400 years ago where children were used as chimney sweeps. The pay was low, it was a dirty trade and there was little reward for the men who did the job and even less for children...
【单选题】Sending E-mails to Professors One student skipped class and then sent the professor an E-mail【51】for copies of her teaching notes. Another【52】that she was late for a Monday class because she was recov...
A.
providing
B.
offering
C.
supplying
D.
asking
【单选题】The history of African—Americans during the past 400 years is traditionally narrated 【C1】______ an ongoing straggle against 【C2】______ and indifference on the part of the American mainstream, and a st...
A.
like
B.
as
C.
for
D.
with
【单选题】The Ma Po Tofu dish traditionally contains plenty of red hot spicy chili and other related ingredients
A.
False
B.
True
C.
Unknown
D.
No
【简答题】根据微生物的结构、组成不同,将微生物分为三类,分别是______微生物、____微生物和_____微生物
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