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Question : What are the structural characteristics of (a) Meristematic cells near root tip (b) The cells in the elongation zone of the root

Answer»

Solution :(a) The MERISTEMATIC cells near root TIP are characterised by:
Rich protoplasm.
Large CONSPICUOUS nucleus.
Thin and cellulosic cell wall primary in nature.
Fewer vacuoles.
GREATER number of mitochondria.
Numerous (abundant) plasmodesmata.
(b) The cells in the elongation zone of a root are characterized by :
Increased vacuolation Enlarged size/dimension
Deposition of new cellulosic cell walls.


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