Unity and Diversity A.1 Water (id: e7110f8db)

本题目来源于试卷: Unity and Diversity A.1 Water，类别为 IB生物学

[问答题]
The image shows a crosstwx g.30rx in/ie ccww),u 2,s-secj gc k-lc 6cx:xm3(k6etion of the vascular tissue of a woody dicot stem, showing the annual rings of phloel:(63m kcx6cg j-xekcm and xylem.


Explain how the properties of water allow it to be transported in the xylem.
Describe a physical property of water, other than those that are important for the movement of water through the plant, that makes water essential for the survival of plants.
Outline why plants cannot use water to transport lipids.
If the temperature drops to -1$^{\circ}$ for a few hours suggest a reason why the water in xylem may not freeze.

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