describe parenchyma collenchyma and sclerenchyma
Answers
Parenchyma type of permanent tissue. it consist of relatively unspecialised cells with thin cell walls.they are loosely packed and live cells. they are usually loosely packed so that large spaces b/w cells are found in the tissue this tissue provides support to plants and also stores food. in some situations. it contains chlorophyll and chlorenchyma.in aquatic plants large air cavities are present in parenchyma. this helps in stems and roots also stores food.
collencyma the flexibility in plants due to another permanat tissue collenchyma. it allows easy bending in various parts of a plant without breaking . it also provides mechanical support.
sclerenchyma is tissue which makes the plant hard and stiff the cells of this tissue are dead they are hard because they have a sub called lignin.