Multicelluar organization
martes, 1 de febrero de 2011
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UNICELULLAR living things have only one cell. They sometimes form colonies. Unicellular living things feed, interact with the environment and reproduce.
MULTICELLULAR living things have many different cells. Examples: plants and animals.
Cells in multicellular living things are organized in levels. Cells > Tissues > Organs > Organ systems > Organisms.
Take a look at this interesting PowerPoint Presentation.
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British Council - Elementary Podcasts