Saturday 21 January 2012
COLLENCHYMA
Collenchyma tissues are
mainly found under the epidermis in young stems in the large veins of leaves.
The cells are composed of living, elongated cells running parallel to the
length of organs that it is
found in. Collenchyma cells
have thick cellulose cell walls which thickened at the corners. Intercellular air spaces are absent or very small. The cells contain living protoplasm and they sometimes contain
chloroplasts . Functions: the collenchyma serve as
supporting and
strengthening tissue, in collenchyma with
chloroplasts,
photosynthesis takes
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