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.
What It Is. Reticulocytes are immature red blood cells (RBCs). They're made in the bone marrow (the spongy material inside bone) and are released into the bloodstream, where they circulate for about 1-2 days before developing into mature red blood cells.