Caste: Caste, any of the ranked, hereditary, endogamous social groups, often linked with occupation, that together constitute traditional societies in South Asia, particularly among encyclopÃdia britannica
Reticuloendothelial System (RES). a system of cells of mesenchymal origin in vertebrate animals and in man that can be converted to actively mobile phagocytic cells (macrophages).I.I.eticuloendothelial System (RES). a system of cells of mesenchymal origin in vertebrate animals and in man that can be converted to actively mobile phagocytic cells (macrophages). I.I.
Best Answer: The answer is C. Ependymal cells are neuroglia (supporting cells) that are ciliated, produce Cerebrospinal Fluid, and move them around the ventricles with the use of their cilia. * Schwann Cells are found in the Peripheral Nervous System, not in Central Nervous System. * Oligodendrocytes are found around axons, and do not produce CSF.