Question #0ccd9

1 Answer
Rawda Eada
Dec 15, 2015

lignin is a carbohydrate that prevents the passing of water molecules. It is added to some xylem tissue components like the vessels to make them a good water conducting system .Water can only move up and not side-way when ligning is added to the wall.

Related questions
Impact of this question
507 views around the world
You can reuse this answer
Creative Commons License