The cordilleran orogenies, from oldest to youngest, are .

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false

Phosgene is a chemical agent that is formed by decomposition of chlorinated hydrocarbon solvents by ultraviolet radiation. a. false b. true

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal response by in order to it's core temperature.