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Human consciousness and behavior are an interesting topic since they are determined and controlled by the brain. Conscio..

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Origins of Life on Earth
Origins of Life on Earth

Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..

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Principles of Hormonal Control Systems

Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..

Still Water Animals
Still Water Animals

Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

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