Form and Function B.7 Transport (id: ad5393c50)

本题目来源于试卷: Form and Function B.7 Transport，类别为 IB生物学

[问答题]
The micrograph below shows the xylem vesse 304eww.xmr3gz *vvnoc*ld 1f ls in a developiuq,:j, wq/s m9c.hjf)i7t pn*(vhky yng shoot taken at 400× magn 9. 7, :fimk swhqvy,jp/uqcyn( j)ht*ification.

1.Draw and label the structure of a primary xylem vessel in a developing shoot using the micrograph above.

2.Describe the features of xylem vessels which enable them to withstand changes in pressure.

3.Explain why the active uptake of mineral ions in roots leads to the absorption of water.

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