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There is no main root; good for water absorption. Holds onto the soil well, so it's good for controlling erosion.
Where plant growth occurs in the vertical direction. In the roots and the shoots (buds)
Zone of Cell Division
The lowest part of the root near the apical meristem that allows for cell divison
Zone of Elongation
The longest part of the root where the cells begin to grow, elongate, and specialize.
A line of cells that only allow water to pass through them, not between them. Allows for the cells to control water loss and water gain.
Sieve Tube Elements
Phloem cells without nucleus or tonoplast (central vacuole) that are used for food transport.
Phloem cells that support the sieve tube elements by providing proteins for function, and serve as sources for food that needs to be transported.
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