Prehension

The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..

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

Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..

There are many environmental factors that arise due to the usage of water in one way or another and for every action tha..

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

Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..

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