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Within the plant body, cells are usually grouped into functional units
called tissues. A tissue can be defined as
a group of cells that carry out a specific function and can be classified
as either simple or complex based upon how many different types of cells
it contains. A simple tissue is composed of
only a single kind of cell, while a complex tissue
is composed of two or more different kinds of cells. In this week's lab,
you will be introduced to the principal simple tissues of the plant
body:
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This page last updated: 13 Sep 1999