1. (i) Unicellular non-jacketed sex organs. (ii) Absence of embryo sac.

    (i) Unicellular non-jacketed sex organs.
    (ii) Absence of embryo sac.

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  2. Thallus is the plant body in which there is no differentiation of root, stem and leaves

    Thallus is the plant body in which there is no differentiation of root, stem and leaves

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