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Element necessary for the middle lamella...

Element necessary for the middle lamella

A

Ca

B

Zn

C

K

D

Cu

Text Solution

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The correct Answer is:
A
Presence of cell wall is the characteristic feature of all plant cells. Cell wall consisted of three layers, middle lamella or middle layer, primary layer and secondary layer The position of middle lamella is between two primary walls of different cells and thus functions as cementing layer between therse two cells. Main constituents of middle lamella are calcium and magnesium pectate.
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