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the passage through which the nerve and blood vessels leave the root of the tooth.
a thin hairlike outgrowth of an epidermal cell of a plant root that increases the surface area...
the part of the lung where the bronchi, bloodvessels and nerves enter and leave the lungs.
the osmotic pressure that develops within the cells of a root system that causes the sap to rise...
indigestible fibre found in plant matter that aids peristalsis.
moulds that generally infect the leaves of many plants, including crop plants, such as wheat and...
an alkaline watery fluid containing digestive enzymes, which is secreted into the mouth by...
a duct through which saliva passes from the salivary gland into the mouth.
three pairs of exocrine glands which secrete saliva into the mouth.