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reactions in which large complex molecules are broken down to form smaller,simpler molecules;these reactions usually release energy
when an animal accumulates body fat or stores food resources during warmer periods and becomes...
the gradual wasting away of the body caused by severe malnutrition, in the form of inadequate...
deep, narrow holes drilled into the earth to reach the ground water in aquifers.
a fine thread-like structure. In plants: the stalk of the male sexual organ.