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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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Nutrients in the soil are essential to the proper growth of a land plant. This tutorial deals with the properties of soi..

Chromosomes X and Y and Sex Determination
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..

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Abiotic Factors – Water Conditions

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The Human Physiology
The Human Physiology

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