Biology
Symbiosis
Symbiosis is where there is a persistent interaction between organisms. There are various forms by which this can take place: where both benefit (Mutualism), where one benefits and the other is not really harmed or helped (commensalism) and where one benefits and the other is harmed (parasitism).
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Homework- Gas Exchange
After watching the video clip (under lung structure post) on gas exchange in the lungs, write a detailed account of how gas exchange occurs. You need to include terms such as: surface area, diffusion, alveoli, capillary network etc You should of course...
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Ecology Revision
Ecology The following are some points to help you, it does not contain everything! You must revise on your own making summary notes and diagrams to help you. You have your notes, this web and your text book to help you. Please use all of these resources,...
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Commensalism
Commensalism is a type of relationship between to different organisms, in which one organism benefits from the other without harming him. For example, cattle egrets eat insects that normally stick to cows or similar animals. The cows help cattle egrets...
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Mutualism
All flowers have mutualistic relationship with bees. In order to make their honey, bees travel from flower to flower collecting nectar. On the other hand, when the bee goes from flower to flower it brings pollen with her, resulting in pollination. The...
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Symbiosis
Term: symbiosis Origin: Anc Greek ???/syn(=together, with)????/vios(=life) >literally meaning ?living together? Coined:In 1879 by the German botanist and father of plant pathology Heinrich Anton deBary ("The Phenomenon of Symbiosis", 1879). It...
Biology