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Weight in Biological Definition

Diabetes mellitus

... initially treated by changes in diet and through weight loss . This can restore insulin sensitivity, even when the weight lost is modest e.g. around 5 kg (10 to 15 lb). ... increased fluid intake). There may also be weight loss (despite normal or increased eating), ...

Insulin

... be effective. In humans, insulin has a molecular weight of 5734. Insulin is structured as 2 polypeptide ... and will be usually about 60% of the total body weight in men). This homeostatic effect is the result ... In either case, there is 'cell starvation', weight loss, sometimes extreme. In a few cases, there is ...

Dialysis

... nurse according to the patient's "estimated dry weight." . This is a weight that the care staff believes represents what the patient should weigh ... is lost. Temperature, standing and sitting blood pressure, and weight are all measured again. Temperature changes may indicate infection. BP ...

Enzyme

... object by attaching it to a rope that goes over a pulley and attaches to a weight which is lowered; the second weight must be heavier, in order that the net energy balance of the sum of both ...

Human

... height of a North American adult female is 162 cm (64 in ) and the mean weight is 62 kg (137 lb ). North American adult males are typically larger: ... gestation period, with typically 3-4 kilograms (6-9 pounds) in weight and 50-60 centimetres (20-24 inches) in height. Helpless at birth, they ...

Muscle

... weight) than a longer muscle. The uterus may be the strongest muscle by weight in the human body. At the time when an infant is delivered, the human ... eye are conspicuously large and strong in relation to the small size and weight of the eyeball. It is frequently said that they are "the strongest muscles ...

Antibiotic

... organisms, but is now applied also to synthetic antimicrobials , such as the sulfonamides . Antibiotics are small molecules with a molecular weight less than 2000 and they are not enzymes . Unlike previous treatments for infections, which included poisons such as strychnine , antibiotics ...

Bone

... 5 Bone development 6 Terminology 7 See also 8 External links General overview It is a relatively hard and light- weight composite material , formed mostly of calcium phosphate (in the chemical arrangement termed calcium hydroxyapatite), which has relatively high ...

Cancer

... and hemoptysis , hepatomegaly (enlarged liver ), bone pain, fracture of affected bones and neurological symptoms. Systemic symptoms : weight loss , poor appetite and cachexia (wasting), excessive sweating ( night sweats ), anemia , and specific paraneoplastic phenomena , i.e. ...

Carbohydrate

... Low-carbohydrate diets such as the Atkins Nutritional Approach advocate the restriction of carbohydrate consumption as a means to achieving weight loss or overall good health . Problems have been cited for the long term effects of a no-carbohydrate diet. These include reduced athletic ...

Cartilage

... the entire area. Fibers Cartilage is composed of collagen and elastic fibers. In hyaline cartilage, Type II collagen make up 40% of its dry weight and are arranged in cross-striated fibers, 15-45nm in diameter that do not assemble into large bundles. Elastic cartilage also contains elastic ...

Chemiosmotic hypothesis

... was ever found, and the evidence for proton pumping by the complexes of the electron transfer chain grew too great to be ignored. Eventually the weight of evidence began to favor the chemiosmotic hypothesis, and in 1978, Peter Mitchell was awarded the Nobel Prize in Chemistry . see also: ...

Chromatography

... a porous media and take longer to exit the column, hence larger particles leave the column first. GPC is good for determining polymer molecular weight distribution, but is low resolution . Affinity chromatography Affinity chromatography is based on selective non-covalent interaction ...

Disulfide bond

... between protamines in the sperm chromatin of many mammalian species. In hair Hair is a biological polymer, with over 90% of its dry weight made of proteins called keratins . Under normal conditions, human hair contains around 10% water, which modifies its mechanical properties ...

Cold-blooded

... are warmed by a heat exchanger . In general, poikilothermic animals do not use their metabolisms to heat or cool themselves. For the same body weight poikilotherms need 1/3 to 1/10 of the energy of homeotherms. They therefore eat only 1/3 to 1/10 of the food needed by homeothermic animals. ...

Edward's syndrome

... its ability to grow and develop appropriately is delayed or confused. This results in characteristic physical abnormalities such as low birth weight ; a small, abnormally shaped head; small jaw; small mouth; low-set ears; and clenched fists with overlapping fingers. Those with Edward's syndrome ...

Ethyl alcohol

... Properties General Name Ethanol Chemical formula C 2 H 5 OH Molecular weight 46.069 amu CAS number 64-17-5 UN number 1170 Phase behavior Melting point 158.8 K (-114.3 C , ...

Evolution

... in Scotland continued to explain the evidence in terms of a universal deluge, but when Charles Darwin published The Origin of Species in 1859 the weight of scientific opinion swung irreversibly in favor of the pragmatists. This early debate about the literal validity of the Bible was not conducted ...

Foot and mouth disease

... secretion of stringy or foamy saliva and to drooling; and blisters on the feet that may rupture and cause lameness. Adult animals may suffer weight loss from which they do not recover for several months, and in cows, milk production can decline significantly. Though most animals eventually ...

Glucose

... A Haworth projection representation of the structure of glucose (α-D-glucopyranose) Glucose ( C 6 H 12 O 6 , molecular weight 180.18) is a hexose —a monosaccharide containing six carbon atoms . Glucose is an aldehyde (contains a -CHO group). Five of the ...

Insectivore

... large part of the animal biomass in almost all non-marine environments. In Queensland pastures, for example, it is normal to have a greater total weight of scarab beetle larvae under the surface than of the beef cattle grazing above it. A great many creatures depend on insects as their primary ...

Mitochondrion

... have very different properties. The outer mitochondrial membrane, which encloses the entire organelle, is composed of about 50% phospholipids by weight and contains a variety of enzymes involved in such diverse activities such as the oxidation of epinephrine (adrenaline), the degradation of ...

Mitochondrion

... have very different properties. The outer mitochondrial membrane, which encloses the entire organelle, is composed of about 50% phospholipids by weight and contains a variety of enzymes involved in such diverse activities such as the oxidation of epinephrine (adrenaline), the degradation of ...

Protein

... Prize in Chemistry . A protein (in Greek πρωτεϊνη = first element ) is a complex, high molecular weight organic compound that consists of amino acids joined by peptide bonds . Proteins are essential to the structure and function of all living ...

Proteome

... separated by isoelectric focusing , which resolves proteins on the basis of charge. In the second dimension, proteins are separated by molecular weight using SDS-PAGE . The gel is dyed with Coomassie Blue or silver to visualize the proteins. Spots on the gel are proteins that have migrated to ...

Reduction

... is to shorten the pronunciation of a word. e.g. wanna, lemme, gimme. In physiology , reduction or reducing is another name for weight loss or dieting . In surgery , reduction is a medical procedure to restore a fracture to a correct alignment. ...

Skeleton

... classified separately from the other two since they lack hardened support structures. Large external skeletal systems support proportionally less weight than endoskeletons of the same size, and thus many larger animals, such as the vertebrates , have internal skeletal systems. Examples of ...

Species

... line: the further south an individual Koala is found, the larger and darker it is likely to be; Koalas in intermediate regions are intermediate in weight and colour. In contrast, over the same geographic range, black-backed (northern) and white-backed (southern) Australian Magpies do not blend from ...
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