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Plant stuff
Question | Answer |
---|---|
Tropism | Plant's growth response toward or away from a stimulus |
Hormone | Chemical that affects how the plant grows and develops |
Auxin | Speeds up the rate at which plant's cells grow and controls a plant's response to light |
Photoperiodism | Plants response to seasonal changes in the length of night and dry |
Critical night length | Number of of hours of darkness that determines whether or not a plant will flower |
Dormancy | A period when an organism's growth or activity stops |
Short-day plant | Flowers when the nights are longer than a critical length |
Long-day Plant | Flower when nights are shorter than a critical length |
Day-neutral plants | Flowering cycle that is not sensitive to periods of light and dark |