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【单选题】
下列哪一部法律第一次确立了我国的听证制度?( )A.
《专利法》
B.
《环境保护法》
C.
《行政处罚法》
D.
《行政诉讼法》
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举一反三
【简答题】A plant cell with the vacuole pushing out on the cell wall is said to be___________ and the vacuole is exerting turgor pressure on the inelastic cell wall.
【单选题】About ___ cellulose molecules are held together via hydrogen bonds in a single cellulose microfibril. Cellulose microfibrils give the plant cell wall its tensile strength.
A.
10
B.
12
C.
14
D.
16
【简答题】Describe the structure of the plant cell wall?/植物细胞壁由哪几层构成?各有何特点?
【单选题】The structure of cellulose in the plant cell wall is simple: linear polymers of thousands of (β1→4)-linked D-glucose units, assembled into bundles of at least ___ chains, which co-crystallize to form ...
A.
14
B.
16
C.
18
D.
20
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