Final answer:
The higher concentrations of zinc are found in nervous tissue.
Step-by-step explanation:
The higher concentrations of zinc are found in nervous tissue. Virtually all cells contain zinc, as it is essential for the body's immune system, protein synthesis, and tissue and cell growth. Although other transition metals like phosphorus, copper, calcium, nickel, and manganese are present in the body in small amounts, they also play important roles in various bodily functions.