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

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If New Zealand has lots of unique animals, it's also got a whole lot of unique plants. Find out more about some of them,..

Cell Respiration
Cell Respiration

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

Pollution in Freshwater Ecosystems
Pollution in Freshwater Ecosystems

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

Sensory systems
Sensory Systems

A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..