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(a) meristematic tissues function is a undergo mitosis for which there is a prominent nucleus and produce new cells and they are not that metabolically active to generate food for which food and the storage organelle like vacuoles are not required. Once the cell differentiate to lose meristematic activity it develops vacuoles.
(b) intercellular spaces are absent in sclerenchymatous tissues because they have a cementing substances known as legan around their cell membranes which makes them stiff and hard.
(c) we get a cranky and granular feeling when we chew pear fruit because of the presence of sclerenchyma tissue . The sclerenchyma cells are two types - fibres and sclereids. The sclereids give a crunchy feeling to the pear fruit because it provides support and hardens the tissue.
(d) branches of a tree move and wind really in high wind velocity because of the presence of collenchyma that add the property of flexibility.
(e) walls of sclerenchyma are lignified, which make them thick. This tissue makes the plant hard and stiff. coconut husk is very hard and is made of such thickened, lignified cells. search service make it very hard and pull out the coconut husk.
Explanation:
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