Love, adventure, and tragedy make a story exciting. The story of Venus and Adonis is one such tale. Here's how it goes: Venus, the goddess of love, fell for the handsome hunter Adonis. Adonis, who was a bit of a snob, believed he was the best hunter in the world and that nothing could ever happen to him.
Intrinsic factor. Intrinsic factor. a mucoprotein normally secreted by the epithelium of the stomach and that binds vitamin b12, the intrinsic factor/B12 complex is selectively absorbed by the distal ileum, though only the vitamin is taken into the cell.ntrinsic factor. Intrinsic factor. a mucoprotein normally secreted by the epithelium of the stomach and that binds vitamin b12, the intrinsic factor/B12 complex is selectively absorbed by the distal ileum, though only the vitamin is taken into the cell.
factor XIII, one of the blood clotting factors that converts soluble fibrin monomer to insoluble, stable fibrin polymer. intrinsic factor. a glycoprotein secreted by the parietal cells of the gastric glands, necessary for the absorption of vitamin B 12 (cyanocobalamin, extrinsic factor).Its absence in humans results in pernicious anemia. factor that, when activated, serves as a serine esterase in the alternate complement pathway. extrinsic factor. a hematopoietic vitamin that combines with intrinsic factor for absorption from the intestine and is needed for erythrocyte maturation; called also cyanocobalamin and vitamin B 12.