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

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Plants protect themselves by releasing hydrogen peroxide to fight against fungal invasion. Another way is by secreting c..

Non-Mendelian Inheritance
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In this tutorial, find out more about certain types of inheritance that does not follow the Mendelian inheritance patter..

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DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..

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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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A balanced diet is essential to a healthy organism. Insufficiency or too much of a particular element or compound, such ..