1. Division of labour is adaptation of different parts of an organism to carry out different funtions.

    Division of labour is adaptation of different parts of an organism to carry out different funtions.

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  2. A tissue is a group of cells of the same type or mired type having a common origin and performing a common function.

    A tissue is a group of cells of the same type or mired type having a common origin and performing a common function.

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  3. The single cell of unicellular organism such as Amoeba perform both vital life activities (e.g., respiration, metabolism, repair, assimilation) and organismic level activities (e.g., intake of food, exchange of respiratory gases, excretion, reproduction).

    The single cell of unicellular organism such as Amoeba perform both vital life activities (e.g., respiration, metabolism, repair, assimilation) and organismic level activities (e.g., intake of food, exchange of respiratory gases, excretion, reproduction).

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