A spore is typically a cell surrounded by a cell wall in resistant spores and in the resting stage of reproductive spores this wall becomes tough and waterproof, permitting the cell to survive unfavorable circumstances such as extremes of temperature and moisture. Click the link for more information. produced by many unicellular plants and animals and by all plants that undergo an alternation of generations. There are many unicellular organisms, e.g.
The cell is the smallest unit in the living organism that is capable of integrating the essential life processes. In biology, the unit of structure and function of which all plants and animals are composed. Spore, term applied both to a resistant or resting stage occurring among various unicellular organisms (especially bacteria) and to an asexual reproductive cell cell,
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