Category: B
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Balance
Controlling the position of the body’s center of gravity, or maintenance of equilibrium while stationary (static balance) or moving (dynamic balance). The act of staying upright, not falling. The proportions of substances in a mixture, e.g. in the diet. The ability to remain upright, maintain a position, or move without falling over. Balance depends on…
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Bulbil, bulblet
Diminutive of bulb; one of the small new bulbs arising around the parent bulb; a bulblike structure produced by some plants in the axils of leaves or in place of flowers. A small, usually axillary bulb or tuber capable of developing into a new plant, in some cases produced on a leaf or an inflorescence…
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Brassica
Any plant of the genus Brassica of the mustard family, including broccoli and cabbage. A fast-growing category of the mustard plant family, which also produces sulfur-based gases (a natural defense against certain fungi and insect pests). For example, Australian CSIRO scientists discovered in 1994 that sulfur-based isothiocyanates emitted by Brassica actively combat Wheat Take-All Disease…
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Body mass index (BMI)
Measure of body fat based on height and weight. Calculated from a person’s weight and height, this is an indicator of body fatness for most people and is used to screen for weight categories that might lead to health problems. An index of fatness and obesity. The weight (in kg) divided by the square of…
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Beta-glucans
Naturally occurring polysaccharides found in foods such as cereal and mushrooms.
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Benign prostatic hyperplasia
Enlargement of the prostate gland (only in men). An enlarged prostate gland, a common condition as men age. Also known as benign prostatic hypertrophy. A non-cancerous enlargement of the prostate that may interfere with urination. Enlargement of the prostate gland in men, resulting in constriction of the urethra that may interfere with urination. A nonmalignant…
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Bronchiseptica
A small, gram-negative, motile bacillus. A normal inhabitant of the respiratory tract in man, dogs, and pigs, but is also associated with canine infectious tracheobronchitis and atrophic rhinitis in pigs.
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Broad-spectrum
Effective against a wide range of microorganisms; said of an antibiotic. Having the ability to treat a wide variety of conditions or infections.
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Breakdown
A physical, metal, or nervous collapse. General term describing the onset or progress of undesirable chemical or physical changes in a fat or oil. This may include darkening, formation of excess free fatty acids or peroxides, polymerization and gumming and undesirable foaming. Further, undesirable flavors and odors may develop. The point at which a bone…
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Bradykinin
A nonapeptide messenger that is enzymatically produced from kallidin in the blood where it is a potent but short-lived agent of arteriolar dilation and increased capillary permeability. Bradykinin is also released from mast cells during asthma attacks, from gut walls as a gastrointestinal vasodilator, from damaged tissues as a pain signal, and may be a…