Which of the following is not a character of collenchyma tissue?
They provide mechanical support to the growing part of the plant
They occur in layers below epidermis in dicotyledonous plants
They consist of cells with thick corners due to cellulose deposition
They are usually dead and without protoplasts
Collenchyma cells are living cells that retain their protoplasm at maturity. The statement that they are 'dead and without protoplasts' describes sclerenchyma tissue, not collenchyma. The provided text confirms that collenchyma occurs in the hypodermis (layers below epidermis) of dicot stems and provides mechanical strength to the young stem .
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