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liquid which fills the spaces around the cells. It is derived from blood plasma but lacks the cells and large proteins found in blood plasma.
the tube that carries urine from the nephrons to the ureter via the renal pelvis.
thin layer of living tissue between the xylem and the phloem, which is able to divide to make...
a measure showing the number of dependents (aged 0-14 and over the age of 65) to the total...
living ground tissue with thick-walled cells that gives strength, support and protection to a...
microscopic canals running longitudinally through compact bone tissue that contain blood vessels...