Astomia

Astomia congenital absence of a mouth. Origin: g. A-priv. – stoma, mouth..

This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

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

Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..

Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of..

With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..

This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..

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