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small tube that carries air inside of the lungs of vertebrates.
this muscle 'closes' or bends the joint when it contracts (so the angle between the bones...
skeletal muscle found all over the body, attached to the skeleton.
regions or bundles of vascular tissue consisting of xylem and phloem separated by cambium.
the process whereby water and small molecules dissolved in the blood are forced out of the...
an organelle that occurs in the cytoplasm of both plant and animal cells. It is made from stacks...