The lack of is a central problem in malnourishment.
a.
fats
b.
protein
c.
water
d.
sugar

All of the following were pre-columbian civilizations in latin america, except

The map above shows the countries of the middle east. the country that is highlighted is a. iran b. israel c. saudi arabia d. turkey select the best answer from the choices provided a b c d

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called