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8.5 Science Vocab.
Term | Definition |
---|---|
Tropism | a plants growth that's response toward or away form a stimulus |
Hormone | produced by a plant is a chemical that affects how the plant grows and develops |
Auxin | speeds up the rate at which the plant's cells grow |
Photoperiodism | a plants response to |
Short-Day Plant | |
Long-Day Plant | |
Critical Night Length | |
Day-Neutral Plants | |
Dormancy | |
Annuals | flowering plants that complete a life cycle in one growing season |
Biennials | angiosperms that complete their life cycle in two years |
Perennials | flowering plants that live for more than two years |