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Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..

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This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..

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Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..

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Types and Causes of Brain Damage

This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of ..

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This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

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Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..