Psychic

Plants are characterized by having alternation of generations in their life cycles. This tutorial is a review of plant m..

Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..

This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..

Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..

This tutorial describes the role of gibberellin family in plants. Find out the effects of gibberellin on plant growth an..

Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..

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