Relatively high precipitation in the regions in which these soils are found cause greater mineral alterations and more alluvial leaching than in other soils.

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing