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Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..

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Hormone Production

Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..

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

Birth Control and Contraception
Birth Control and Contraception

Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..

Plant Auxins
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Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..