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There are more species of insects than any other species combined. This surely illustrates that insects have the selecti..

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

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This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..

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Growth and Development of a Human Baby

Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..

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Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..

Adaptive Radiation
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