Apertura mediana ventriculi quarti median aperture of fourth ventricle: a deficiency in the lower portion of the roof of the fourth ventricle through which the ventricular cavity communicates with the subarachnoid space; called also foramen of Magendie...
The nervous system is essentially a biological information highway. This tutorial gives an overview of the nervous syste..
Nutrients in the soil are essential to the proper growth of a land plant. This tutorial deals with the properties of soi..
Leaves are the major photosynthetic organ of a plant. Apart from that, they are also crucial to water movement. In this ..
Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..
Photosynthesis is the process that plants undertake to create organic materials from carbon dioxide and water, with the ..
For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..
