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Lemna coursework
Member rating: No Rating | Words: | Submitted: Thu Jul 11 2002
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Emma Lazarus - 10Y1 - 10/PLR Lemna coursework Introduction Lemna are small water plants found in ponds. Typical of plants, they reproduce asexually. When they reproduce they form a bud on the edge of a leaf, which, when big enough, will eventually separate from the mother leaf and can then reproduce itself. Sometimes lemna plants can have up to 3 or 4 buds. Exactly the same as plants in soil, they use the sun's energy for photosynthesis, and water, but they have to take all their nutrition to grow and reproduce from the water. I am going to look at how lemna are affected by deficiencies in nitrogen, iron and magnesium. Question How do lemna plants cope in environments lacking certain mineral salts - nitrogen, iron and magnesium? Photosynthesis equation sunlight carbon dioxide + water -->-->-->-->--> glucose + oxygen chlorophyll sunlight 6CO2 + 6H2O -->-->-->-->--> C6H12O6 + 6O2 chlorophyll Prediction I predict that...
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