311Dsp08PlantsWoodBiofuel

311Dsp08PlantsWoodBiofuel - Yes discussions this week Exams...

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Yes, discussions this week; Exams back Friday
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CB 36.2 Water and minerals move up from the ground in xylem, Sugars move down, up and/or laterally via phloem.
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CB 36.13 What moves the water through the xylem? Transpiration, Adhesion, Cohesion, and Tension
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Stomata on the underside of a leaf
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CB 35.9 Water conducting cells of Xylem: vessels and tracheids (types of sclerenchyma) 100 μ m
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CB 35.12 and .13 In roots the vascular bundle is in the center
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CB 35.16 Radially arranged vascular bundle in a stem Xylem on inside Phloem on outside
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water transport limits plant growth
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xylem phloem More xylem is needed for more water transport: secondary growth
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CB 35.10 Primary vs. secondary growth
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CB 35.18 Primary growth in a stem
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CB 35.18 Secondary growth: a vascular meristem (cambium) forms between the xylem and phloem
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CB 35.18 Secondary growth: new xylem to the inside, new phloem to the outside
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Secondary xylem (wood) and phloem
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CB 35.20 Some additional cells help form the bark and fill in the increasing circumference
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xylem phloem Xylem is tough, and full of lignin- inhibits the ability to use plants to produce biofuels
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U.S. Energy use in 2005
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311Dsp08PlantsWoodBiofuel - Yes discussions this week Exams...

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