Zinc is a divalent cation,with an atomic number of 30 and atomic weight of 65.37 and is found in ores principally sulfide (ZnS)
1.Meats and some seafoods are rich sources of Zn.
3.whole cereal grains
1.small intestine of monogastrinc and proventriculus of chicken.
2. Zn absorption involves the transfer of Zn from the lumen of intestine into the mucosal cell.
1.About two thirds of plasma Zn in loosely bound to albumin.
2.most of the remainder in tightly bound to α-2 macroglobulin.
4.Skin and wound healing
6.water and cation balance
7.Relationship to vitamin A
8.Behavior and learning ability