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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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Plants are responsible for incredible feats of molecular transformation. Plant processes, such as photosynthesis, photop..

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The human body is capable of regulating growth and energy balance through various feedback mechanisms. Get to know the e..

Balanced Diet
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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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Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..

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Digestion and Absorption of Food

The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..