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10 Cards in this Set
- Front
- Back
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act as doorways for raw materials such as carbon dioxide, water vapor and waste gases to enter & exit the leaf
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stomata
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green pigment that makes chloroplasts green
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chlorophyll
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the process during which a plant's chlorophyll traps light energy & sugars are produced
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photosynthesis
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a series of chemical reactions that breaks down food molecules & releases energy
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respiration
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can be seen as movement cased by a change in growth and can be positive or negative
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tropism
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a plants response to the number of hours of day light & darkness it receives daily
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photoperiodism
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plants that require less than 10 hours to 12 hours of darkness to flower
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long-day plants
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plants that need 12 or more hours of darkness to flower
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short-day plants
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plants that have no specific photoperiod & the flowering process can begin within a range of hours of darkness
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day-neutral plants
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a type of plant hormone that causes plant stems & leaves to exhibit positive response to light
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auxin
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