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Auxin is a plant hormone that is located in stem tip. This hormone assist in the growth and behavioral process [...]
July 30, 2012
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Stamens are the pollen producing reproductive organ of a flowering plant. These stamen usually consist of a stalk known as the filament leading [...]
July 30, 2012
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An enzyme is a substance produced by an organism that acts as a catalyst to speed up chemical reactions. In these reactions, molecules [...]
July 28, 2012
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A prokaryote is an organism whose cells do not contain a nucleus or other membrane-bound organelles. Most prokaryotes are unicellular organisms [...]
July 28, 2012
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Another type of carbohydrate are polysaccharides, carbohydrates whose molecules consist of more than two units of simple sugars. These units [...]
July 28, 2012
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Another type of carbohydrate are disaccharides, carbohydrates whose molecules consist of two units of simple sugars. Milk contains [...]
July 28, 2012
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One type of carbohydrate are monosaccharides, a class of carbohydrates that cannot be broken down into simpler sugars. Monosaccharides [...]
July 28, 2012
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Predation is a way of life in which an organism (predator) captures and kills another organism (prey) for food. The predator has a large [...]
July 27, 2012
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An endotherm is an animal whose body controls and regulates its temperature by controlling the internal heat it produces. Animals with an [...]
July 27, 2012
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Epithelial tissue is a body tissue that covers the surfaces of the body inside and out. It is made up of cells that are closely packed together [...]
July 27, 2012