Pathotoxin

Toxins released by a pathogen...

A still body of water may be disturbed by a variety of factors. One of them is wind. In fact, it is considered as the pr..

Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..

This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..

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

The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides ..

The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..

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