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16 Cards in this Set
- Front
- Back
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Cutin
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water proof substance, form cuticle; fatty substance deposited in epidermis
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Cuticle
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continuous layer of cutin
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Epidermis
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protects against water loss, regulates gas exchange, secretes metabolic compounds, and (especially in roots) absorbs water and mineral nutrients
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stomata (stomate)
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exchange gas and transpire water
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palisade layer
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to photosynthesize
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spongy layer
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to photosynthesize with room for air also
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substomatal chamber
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space under stomata
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mesophyll cell
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photosynthesis
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bundle sheath cell
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Surround vascular bundle, has chloroplast to photosynthesize
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Kranz anatomy
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In C4 plant, palisade mesophyll fix CO2 to malic acid -> bundle sheath cell (photosynthesize) -> phloem.
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shade leaf
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lighter and thinner and less stomates
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sun leaf
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more heavy and thicker and more stomates
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Plasticity
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plants in different regions are morphologically different
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guard cells
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opening of stomata and regulated by potassium
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CAM plant
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succulent leaves and or stem
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C3 Plant
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Dicot, has mesophyll for air and photosynthesis
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