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Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..

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The sequence of amino acids determines the type of protein. Protein is synthesized according to the sequence of nucleoti..

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Takahē (Porphyrio hochstetteri)

Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..

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Plant Biology

Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..

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Human Biology – Food and Digestion

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