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The chromosomes of a dividing cell photographed and then arranged in numerical order - used when looking for chromosomal abnormalities.
A tough protein found in skin, hair, and nails.
The process by which epidermal cells (forming the outer layers of the skin) become filled and strengthened by keratin.
Chemicals sometimes found in the blood or urine, particularly in people with diabetes mellitus.
Amount of energy required to heat 1 kg of water through 1 Celcius degree. Also written as Calorie. Provides a useful measure of the energy content of food.
Sounds heard over an artery when blood pressure is being measured with a sphygmomanometer. As the pressure in the inflated cuff is reduced, the blood begins to flow turbulently in the vessel, creating the sounds.