is important to the transmission of nerve impulses.
a) Zinc
b) Calcium
c) Sodium
d) Iron

The answer is D. our body generates new cells
Covelent
<span>When electrons are transferred then ionic bond is formed and when electrons are shared then covalent bond is formed.</span>
Answer:
B.
Explanation:
The postvoid residual volume less than 50 mL is considered normal, and the volumes greater than 100 mL is generally considered abnormal