Xylem vessel cells

Question 1

Function of xylem vessel cells

Answer 1

Function: transport tissue for water and dissolved ions

Question 2

No top and bottom walls between cells to form

Answer 2

continuous hollow tubes through which water is drawn upwards towards the leaves by transpiration

Question 3

Cells are essentially dead, without

Answer 3

organelles or cytoplasm, to allow free movement of water

Question 4

Outer walls are thickened with a substance called …….. which does what

Answer 4

lignin, strengthening the tubes, which helps support the plant