Answer:
Stay safe from predators in their natural environments. I'm pretty sure this is the answer but it might not be.
Explanation:
<span>It is a nerve agent. Or chemical asphyxiant. An example is Hydrogine Cyanide. </span>
The answer is D. Extracellular,
the main ions involve in osmoregulation in a cell are sodium and chloride. Intra-and extracellular distribution of K+ is
influenced, for example, by Na+/K+-ATPase
function, pH, Cellular catabolism and anabolism, Insulin and glucose. Parathormone
and calcitriol are important in the homeostatic regulation of phosphates.
<span>living things ................</span>
