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biology
tropisms
| Term | |
|---|---|
| hydrotrpis | response of roots to water |
| phototropism | growth response of a plant unidirectional light |
| geotropism | growth response to gravity |
| thigmotropism | growth response of a plant to touch |
| chemotropism | growth response to chemical |
| plant growth regulations | these naturally occurring chemicals in plants interact with one another to control a particular development/response |
| auxin | promotes cell enlargement and growth |
| cytokinins | stimulate cell division |