Question

What is middle lamella made up of?

Answer 1

Middle lamella:

1. The cementing layer between neighboring cells and the primary walls is known as the middle lamellae.
2. The primary wall is a cellulose-containing layer formed by diving and growing cells.
3. The middle layer is the first layer to develop and is deposited during cytokinesis.
4. The cell plate that forms during the cell division develops into the middle lamellae.
5. Middle lamellae help in the formation of plasmodesmata connections.

Composition of middle lamellae:

1. The middle lamella is a pectin-rich layer that binds to the cell walls of the adjacent plant cells.
2. This pectin-rich layer is made up of calcium and magnesium pectates.