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This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..

Freshwater Ecology
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Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of co..

Endemic Flora of New Zealand
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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,..

Homeostatic Mechanisms and Cellular Communication
Homeostatic Mechanisms and Cellular Communication

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Control of body movement
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Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..

Chemical effects on plant growth and development
Effect of Chemicals on Growth & Development in Organisms

Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..