Some scientists believe that restricting calories increases longevity by lowering the body's level of

Some scientists believe that restricting calories increases longevity by lowering the body's level of free radicals (oxidative stress).

Caloric restriction lowers oxidative damage in muscle cells. Since oxidative damage has been linked to aging, this could explain how limiting calorie intake without malnutrition extends life span.

the framers of the constitution insisted that federal judges be nominated instead of elected due to their desire to have judges above the shifting whims of the masses.

the hope, whether achieved or not, was that federal judges would only be beholden to the law and that by not having judges be elected, they would be protected if that law dictated an outcome that ran counter to popular opinion.

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.