Here's a breakdown:

* Totipotent: The ability of a single cell to differentiate into any cell type in the organism, including those that form the entire organism.

* Plant cells: Unlike many animal cells, plant cells retain the ability to differentiate and become different types of cells.

* Whole new plant: This means that a single plant cell, given the right nutrients and environment, can develop into a complete plant with roots, stems, leaves, and flowers.

Examples of totipotency in plants:

* Plant tissue culture: Scientists can use a single plant cell to grow a whole new plant in a laboratory setting.

* Cuttings: You can take a piece of a plant, like a stem, and it will develop roots and become a new plant.

* Seed germination: A single cell within a seed (the zygote) can develop into an entire plant.

Why are plant cells totipotent?

Plant cells retain their totipotency because of the presence of a complete set of genetic information (DNA) in every cell. This allows them to activate different genes and develop into specialized cell types.

Important Note: While totipotency is a remarkable feature of plants, it's not always easy to achieve. The conditions required for a single cell to develop into a whole plant are often specific and require expertise in plant biology and tissue culture techniques.