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Human intelligence provided the means to utilize abstract ideas and implement reasoning. This tutorial takes a further l..

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

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Chromosomes X and Y and Sex Determination

This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..

Chemical composition of the body
Chemical Composition of the Body

The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..