noun
- A plant hormone that promotes cell division and growth, particularly in shoots and leaves.
Usage: biology; botany
Examples
- Cytokinins are essential for regulating plant cell division during growth.
- The application of cytokinin to plant tissue cultures stimulates shoot formation.
- Cytokinins work alongside auxins to control plant development.
- Scientists use cytokinins in laboratory experiments to study plant physiology.
- The ratio of cytokinin to auxin determines whether a plant develops roots or shoots.