Question

The part of plant used for culturing is called:

• A. Scion
• B. Explant
• C. Stock
• D. Callus

Answer 1

The correct option is B

Explant

The correct answer is option B.

Explanation of the correct option:

1. Tissue culture is a biological approach that involves totipotent cells producing plants in a nutritional culture medium with known concentrations under controlled conditions.
2. Roots, stem leaves, pollens, and other totipotent cells are removed from the active section of the plant.
3. The explant is the plant component that is employed in the cultivation.

Explanation of the incorrect options:

Option A:

The scion is the upward section of the plant that is employed in the grafting process.

Option C:

In grafting, the component of the mixture that gives the root is referred to as the stock, while the inserted piece is referred to as the scion.

Option D:

The callus is defined as a collection of cells derived from healthy tissue sources that have been grown to generate an undifferentiated mass of cells in vitro.

Final answer: The part of the plant used for culturing is called explant.