79. Which of the following statements does the passage support?
(A) Water is pushed to the tops of trees.
(B) Botanists have proven that living cells act as pumps.
(C) Atmospheric pressure draws water to the tops of tall trees.
(D) Botanists have changed their theories of how water moves in plants.

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統計: A(14), B(20), C(16), D(95), E(0) #2007439

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#3849237
一開始生物學家假設各種可能,像是植物活細...
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