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Middle lamella



A pectin-rich intercellular material that glues the adjacent cells together.


This part of cell wall is the outermost layer found in between cells. It is rich in pectin that cements the primary cell walls of adjacent cells together. It renders stability, and form plasmodesmata between cells. It is also the first layer which is deposited at the time of cytokinesis.

Word origin: L. lamella, a thin plate or scale.

Compare: primary cell wall, secondary cell wall.
See also: cell wall.

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living constituents of a plant cell?

question as above n the ans show middle lamella, cell wall is not but plasmodesmata , mitochondria, n nucleus are... i know middle lamella is not ...

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by hiro
Wed Mar 08, 2006 1:53 pm
Forum: Botany Discussion
Topic: living constituents of a plant cell?
Replies: 2
Views: 2153

Mitosis in root tips

... The cellulose walls of plants are held together by compounds in the middle lamella. Treatment with hydrochloric acid breaks these down. Why was this helpful in the preperation ...

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by fran008
Mon Nov 21, 2005 6:52 pm
Forum: General Discussion
Topic: Mitosis in root tips
Replies: 0
Views: 1898

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