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the branch of the renal artery which carries blood to the nephron, and branches to form the glomerulus.
the separation of large fat molecules into smaller drops for easy digestion.
a hard granule of crystallised minerals which forms in the kidney.
an informal term for any living species which appears to be the same as a species otherwise only...
all types of waste that pose a significant threat to people and the environment.
an atom or a group of atoms that has gained or lost one or more electrons and so has an electric...