Na/K concentration in and out of the cell at the homeostatic level. It does this by pumping sodium and potassium ions in and out when it's needed of it in order to maintain the concentration of both ions stable across time.
Answer:
It was to do reconstruction and get the Union and South together
Explanation:
After the surrender, the main priority were to reconstruct and Get the union and south together, in reconstruction it tried to help get slaves rights and to rebuild.
I think that the best answer is Middle East: among the earliest metal tools were tools from Egypt, and also Hittites were early tool makers, some early works were also done in Iran.
