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One of Mendel’s law of inheritance is the “law of dominance”. Read this tutorial to know more about this form of i..

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Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of va..

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This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..

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

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Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..