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

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

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Still Water Animals

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

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The sea was teeming with life. Eventually, through reproduction and continued variation, fish came about. There are over..

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This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

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Genetic Information and Protein Synthesis

Genes are expressed through the process of protein synthesis. This elaborate tutorial provides an in-depth review of the..