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the fluid that circulates through the lymphatic system. It is similar to blood plasma in composition, but does not contains cells or the large proteins that occur in blood.
the teeth found at the back of the mammalian jaw. In herbivores they have broad surfaces and...
deep, narrow holes drilled into the earth to reach the ground water in aquifers.
the dramatic increase in the human population growth rate over the past two centuries.
reactions in which large complex molecules are broken down to form smaller,simpler molecules;...