A) Calcium
B) Zinc
C) Potassium
D) Copper
Correct Answer: A
Solution :
Presence of cell wall is the characteristic feature of all plant cells. Cell wall consists 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 these two cells. Mate constituents of middle lamella are calcium and magnesium pectate.
You need to login to perform this action.
You will be redirected in
3 sec
