Question

Plasmodesmata are:

• A. Lignified cemented layers between cells
• B. Connections between adjacent cells
• C. Membranes connecting the nucleus with the plasmalemma
• D. Locomotory structures

Answer 1

The correct option is B

Connections between adjacent cells

The correct option is B.

Explanation of the correct option:

1. Plasmodesmata are cytoplasmic strands.
2. They pass through the cell wall and connect to neighboring cells.
3. They allow the transport of ions, macromolecules, amino acids, and sugars.

Explanation of the incorrect options:

Option A:

1. Lignified cemented layers between cells are found in vascular tissues.
2. They strengthen the vascular body.

Option C:

Plasmodesmata do not connect plasmalemma to the nucleus.

Option D:

Cilia and flagella are the locomotory structures in a plant cell.

Final answer: Plasmodesmata are connections between adjacent cells.