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A multicellular organism is comprised of many cells which have varying degrees of specialization and individualization as the life forms reach higher levels of complexity. Some cells become efficient at one particular ta... More »

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Two of the main advantages of being a unicellular organism as opposed to a multicellular organism are the ability to reproduce asexually and the lack of need for a complicated organ system, in which many things can go wr... More »

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Cows, buffaloes, elephants, monkeys, dogs and cats are all examples of multicellular organisms. Humans are the most complex of all multicellular organisms. All such organisms have billions of cells, tissues and different... More »

www.reference.com Science Biology Cells
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A non-living organism is defined as an organism that lacks, or has stopped showing, signs of life. Non-living organisms are inanimate and have stopped displaying capabilities for growth, reproduction, respiration, metabo... More »

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A unicellular organism is any life form that is composed of a single cell; they live and carry out all life processes as a single cell. Based on their complexity, unicellular organisms can be placed in one of two categor... More »

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A heterotroph is any organism, including carnivores, omnivores and herbivores, that cannot produce its own food through solar energy and must feed off another life form. In the food chain, heterotrophs represent the cons... More »

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The Dead Sea, also known as the Salt Sea, is the saltiest body of water on Earth and only supports the life of bacteria and other simple life forms. The Dead Sea cannot support many life forms common in other large bodie... More »

www.reference.com Science Biology