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  • INDOEX (international field experiment)

    Asian brown cloud: …1990s as part of the Indian Ocean Experiment (INDOEX), in which coordinated air pollution measurements were taken from satellites, aircraft, ships, surface stations, and balloons. The INDOEX observations surprised researchers by revealing a large aerosol formation over most of South Asia and the northern Indian Ocean. Because of the effects…

  • Indogermanic Indo-European language

    Indo-European languages, family of languages spoken in most of Europe and areas of European settlement and in much of Southwest and South Asia. The term Indo-Hittite is used by scholars who believe that Hittite and the other Anatolian languages are not just one branch of Indo-European but rather a

  • Indogermanisch Indo-European language

    Indo-European languages, family of languages spoken in most of Europe and areas of European settlement and in much of Southwest and South Asia. The term Indo-Hittite is used by scholars who believe that Hittite and the other Anatolian languages are not just one branch of Indo-European but rather a

  • Indogermanische Forschungen (magazine)

    Wilhelm Streitberg: …Brugmann, founded (1891) and edited Indogermanische Forschungen (“Indo-European Researches”), an influential journal in the field of Indo-European linguistic studies.

  • indole (chemical compound)

    Indole, a heterocyclic organic compound occurring in some flower oils, such as jasmine and orange blossom, in coal tar, and in fecal matter. It is used in perfumery and in making tryptophan, an essential amino acid, and indoleacetic acid (heteroauxin), a hormone that promotes the development of r

  • indole alkaloid (chemical compound)

    heterocyclic compound: Five-membered rings with one heteroatom: …best-known indole-containing compounds are the indole alkaloids, which have been isolated from plants representing more than 30 families. The mushroom hallucinogens psilocin and psilocybin, the ergot fungus alkaloids, the drugs reserpine and yohimbine, and the poison strychnine all belong to this group.

  • indole-3-acetic acid (chemical compound)

    auxin: …naturally occurring auxin is ?-indolylacetic acid (IAA), which is formed either from the amino acid tryptophan or from the breakdown of carbohydrates known as glycosides. This hormone affects plants by its action on chemical bonds of carbohydrates comprising plant cell walls. The process permits the cells to be irreversibly…

  • indoleacetic acid (chemical compound)

    auxin: …naturally occurring auxin is ?-indolylacetic acid (IAA), which is formed either from the amino acid tryptophan or from the breakdown of carbohydrates known as glycosides. This hormone affects plants by its action on chemical bonds of carbohydrates comprising plant cell walls. The process permits the cells to be irreversibly…

  • indolylacetic acid (chemical compound)

    auxin: …naturally occurring auxin is ?-indolylacetic acid (IAA), which is formed either from the amino acid tryptophan or from the breakdown of carbohydrates known as glycosides. This hormone affects plants by its action on chemical bonds of carbohydrates comprising plant cell walls. The process permits the cells to be irreversibly…

  • Indomitable Lions (Cameroonian football team)

    Cameroon: Sports and recreation: …when the national team, the Indomitable Lions, won the African Cup of Nations in 1984 and in 2000 and when it became the first African team to advance to the semifinals of the World Cup in 1990. In 1999 the Lions won the gold medal at the All-Africa Games.

  • Indonesia

    Indonesia, country located off the coast of mainland Southeast Asia in the Indian and Pacific oceans. It is an archipelago that lies across the Equator and spans a distance equivalent to one-eighth of Earth’s circumference. Its islands can be grouped into the Greater Sunda Islands of Sumatra

  • Indonesia Botanical Gardens (garden, Bogor, Indonesia)

    Indonesia Botanical Gardens, tropical garden in Bogor, West Java, Indonesia. It is renowned for its research on regional flora. The 215-acre (87-hectare) site was first used by the Dutch for introducing tropical plants from other parts of the world into the region. In 1817 it was converted into a

  • Indonesia, flag of

    horizontally divided red-white national flag. Its width-to-length ratio is 2 to 3.Indonesia’s flag was officially adopted on August 17, 1945, three days after the conclusion of World War II. It remained the national flag when Indonesia won recognition of its independence from the Netherlands in

  • Indonesia, history of

    Indonesia: History: Remains of Homo erectus (originally called Pithecanthropus, or Java man) indicate that the ancestors of humans already inhabited the island of Java roughly 1.7 million years ago, when much of the western archipelago was still linked…

  • Indonesia, Republic of

    Indonesia, country located off the coast of mainland Southeast Asia in the Indian and Pacific oceans. It is an archipelago that lies across the Equator and spans a distance equivalent to one-eighth of Earth’s circumference. Its islands can be grouped into the Greater Sunda Islands of Sumatra

  • Indonesian (people)

    Chamorro: …20th century, they are of Indonesian stock with a considerable admixture of Spanish, Filipino (based on Tagalog), and other strains. Their vernacular, called the Chamorro language, is not a Micronesian dialect but a distinct language with its own vocabulary and grammar. Pure-blooded Chamorros are no longer found in Guam, but…

  • Indonesian Association (political organization, Indonesia)

    Perhimpunan Indonesia, an Indonesian students’ organization in the Netherlands, formed in the early 1920s in Leiden, which provided a source of intellectual leadership for the Indonesian nationalist movement. This association originated in 1908 as the Indische Vereeniging (Indies Association),

  • Indonesian Bank Restructuring Agency

    Indonesia: Finance: …1998 the government established the Indonesian Bank Restructuring Agency (IBRA) to extricate the financial sector from its monumental debt. IBRA accomplished this task largely through the closure and consolidation of financially precarious banks. The remaining banks then prioritized households and small businesses in their lending, which stimulated growth in the…

  • Indonesian Communist Party (political party, Indonesia)

    Indonesia: The rise of nationalism: …1920 and adopted the name Indonesian Communist Party (Partai Komunis Indonesia; PKI) in 1924.

  • Indonesian Democratic Party (political party, Indonesia)

    Indonesian Democratic Party of Struggle: …and two opposition parties, the Indonesian Democratic Party (later the PDI-P) and the United Development Party. The Indonesian Democratic Party was created from three nationalist groups and two Christian-based parties: the Indonesian Nationalist Party, the Movement for the Defense of Indonesian Independence, the People’s Party, the Catholic Party, and the…

  • Indonesian Democratic Party of Struggle (political party, Indonesia)

    Indonesian Democratic Party of Struggle (PDI-P), political party in Indonesia formed in 1973 through the forced merger of five non-Islamic political parties. In the final three decades of the 20th century, it was one of two opposition parties officially recognized by the government. Although it

  • Indonesian language

    Malay language: …of the Republic of Indonesia, Bahasa Indonesia, or Indonesian. A Malay pidgin called Bazaar Malay (m?layu pasar, “market Malay”) was widely used as a lingua franca in the East Indian archipelago and was the basis of the colonial language used in Indonesia by the Dutch. The version of Bazaar Malay…

  • Indonesian languages

    Indonesian languages, broadly, the Austronesian languages of island Southeast Asia as a whole, including the languages of Indonesia, Malaysia, Brunei, the Philippines, and Taiwan, and the outlying areas of Madagascar and of Palau and the Mariana Islands of western Micronesia. A more restricted

  • Indonesian literatures

    Indonesian literatures, the poetry and prose writings in Javanese, Malay, Sundanese, and other languages of the peoples of Indonesia. They include works orally transmitted and then preserved in written form by the Indonesian peoples, oral literature, and the modern literatures that began to emerge

  • Indonesian music

    stringed instrument: Ensembles: >Indonesia, employ but two chordophones in ensembles, which are otherwise dominated by struck metallophones (instruments with a series of metal bars), or other metal instruments, such as tuned gong sets. The bowed rebab probably entered the orchestra from the Middle East (where it was called…

  • Indonesian Muslim Intellectuals Association (Indonesian organization)

    Abdurrahman Wahid: …declined to join the new Association of Muslim Intellectuals, accusing its chairman, B.J. Habibie, protégé of President Suharto and the country’s research and technology minister, of using Islam to gain power. Critics and even relatives conceded, however, that Wahid could not separate his own political stance from NU’s needs. In…

  • Indonesian National Museum (museum, Jakarta, Indonesia)

    Indonesia: Cultural institutions: The Indonesian National Museum in Jakarta not only possesses collections of prehistoric and contemporary arts and artifacts from Indonesia, including textiles, stamps, sculptures, bronzework, and maps, but also contains a major collection of ancient Chinese ceramics. The Wayang Museum, also in Jakarta, contains important collections that…

  • Indonesian Nationalist Party (political party, Indonesia)

    Indonesia: The rise of nationalism: …Indonesian Nationalist Association, later the Indonesian Nationalist Party (Partai Nasional Indonesia; PNI), was formed under the chairmanship of Sukarno. The PNI was based on the idea of noncooperation with the government of the East Indies and was thus distinguished from those groups, such as Sarekat Islam, that were prepared to…

  • Indonesian Peasants’ Party (political party, Suriname)

    Suriname: Political movements: …Hervormde Partij; VHP]) and the Indonesian Peasants’ Party (now the Party of National Unity and Solidarity [Kerukunan Tulodo Pranatan Inggil; KTPI]). Universal suffrage was instituted in 1948.

  • Indonesian Republic Party (political party, Indonesia)

    Ibrahim Datuk Tan Malaka: …group in Bangkok called the Indonesian Republic Party; its aim was to develop underground cadres to work in Indonesia. The party gained strength, but with little visible success in weakening colonial rule.

  • Indonesian Sociological Studies: Selected Writings of B. Schrieke (work by Schrieke)

    Bertram Schrieke: …appeared in English translation in Indonesian Sociological Studies: Selected Writings of B. Schrieke, 2 vol. (1955–57).

  • Indonesian Union (political organization, Indonesia)

    Perhimpunan Indonesia, an Indonesian students’ organization in the Netherlands, formed in the early 1920s in Leiden, which provided a source of intellectual leadership for the Indonesian nationalist movement. This association originated in 1908 as the Indische Vereeniging (Indies Association),

  • Indonesische Vereeniging (political organization, Indonesia)

    Perhimpunan Indonesia, an Indonesian students’ organization in the Netherlands, formed in the early 1920s in Leiden, which provided a source of intellectual leadership for the Indonesian nationalist movement. This association originated in 1908 as the Indische Vereeniging (Indies Association),

  • indoor bowls (sport)

    bowls: Another variation on lawn bowls, indoor bowls, is popular chiefly in the United Kingdom and Canada, where it is played on carpet-covered indoor rinks. The English Indoor Bowling Association (EIBA) was founded in 1971.

  • indoor pollution

    Dracaena: …such as formaldehyde, from the air indoors.

  • indoor polo (sport)

    polo: Indoor, or arena, polo.: The indoor game was introduced in the United States and is played predominantly there, thus allowing polo in winter. The field is 100 yards long and 50 yards wide, with wooden boards 4–4 12 feet (1.2–1.4 m) high to keep the…

  • indoor-outdoor (sport)

    Softball, a variant of baseball and a popular participant sport, particularly in the United States. It is generally agreed that softball developed from a game called indoor baseball, first played in Chicago in 1887. It became known in the United States by various names, such as kitten ball, mush

  • Indopacetus (mammal genus)

    beaked whale: Paleontology and classification: Genus Indopacetus (Longman’s beaked whale) 1 Indo-Pacific species identified only from skeletons in 1926 and 1955. Genus Tasmacetus (Shepherd’s beaked whale) 1 species of far southern seas and around Antarctica. Genus Ziphius

  • Indopithecus giganteus (extinct ape)

    Gigantopithecus: …its own genus and renamed Indopithecus giganteus. Studies suggest that I. giganteus inhabited grassland landscapes in northern India and Pakistan between about 6 million and 5 million years ago near the Miocene-Pliocene boundary. I. giganteus was significantly smaller than G. blacki. Height and weight estimates derived from tooth

  • Indore (Madhya Pradesh, India)

    Indore, city, western Madhya Pradesh state, central India. It is located in an upland area on the Saraswati and Khan rivers, which are tributaries of the Shipra River. Indore was founded in 1715 as a trade market on the Narmada River valley route by local landowners, who erected Indreshwar Temple

  • Indore, University of (university, Indore, India)

    Indore: Indore is the seat of Devi Ahilya University (founded in 1964 as the University of Indore), with numerous constituent and affiliated colleges in the city, including Holkar Science College and Indore Christian College. Indore also has a number of Ayurvedic and allopathic hospitals and training institutes, the Atomic Centre for…

  • indostomid (fish)

    gasterosteiform: Aulorhynchidae (tubesnouts), Indostomidae (indostomid or paradox fish), Aulostomidae (trumpetfishes), Fistulariidae (cornetfishes), Centriscidae (shrimpfishes), Macrorhamphosidae (snipefishes), Solenostomidae (ghost pipefishes),

  • Indostomidae (fish)

    gasterosteiform: Aulorhynchidae (tubesnouts), Indostomidae (indostomid or paradox fish), Aulostomidae (trumpetfishes), Fistulariidae (cornetfishes), Centriscidae (shrimpfishes), Macrorhamphosidae (snipefishes), Solenostomidae (ghost pipefishes),

  • Indotestudo elongata (reptile)

    turtle: Habitats: …the most widespread being the elongate tortoise (Indotestudo elongata), which is found in a variety of open woodland habitats. Although it is predominantly a herbivore, it consumes invertebrates and is not averse to eating carrion.

  • Indotyphlidae (amphibian family)

    Gymnophiona: Annotated classification: Family Indotyphlidae Cretaceous (145.5–65.5 million years ago) to present; imperforate stapes and inner mandibular teeth present with some teeth bicusped; viviparous forms lack scales and secondary annuli; some forms are oviparous; 7 genera, 21 species; Africa, Seychelles, and India. Family Rhinatrematidae Cretaceous (145.5–65.5 million years ago)…

  • Ind?velse i Christendom (work by Kierkegaard)

    S?ren Kierkegaard: A life of collisions: …of Ind?velse i Christendom (1850; Training in Christianity), declared the need “again to introduce Christianity into Christendom.” This theme became more and more explicit as Kierkegaard resumed his writing career. As long as Mynster, the family pastor from his childhood, was alive, Kierkegaard refrained from personal attacks. But at Mynster’s…

  • Indra (Indian deity)

    Indra, in Hindu mythology, the king of the gods. He is one of the main gods of the Rigveda and is the Indo-European cousin of the German Wotan, Norse Odin, Greek Zeus, and Roman Jupiter. In early religious texts, Indra plays a variety of roles. As king, he leads cattle raids against the dasas, or

  • Indra III (Rastrakuta king)

    Gurjara-Pratihara dynasty: …led by the Rastrakuta king Indra III, who about 916 sacked Kannauj. Under a succession of rather obscure kings, the Pratiharas never regained their former influence. Their feudatories became more and more powerful, one by one throwing off their allegiance until by the end of the 10th century the Pratiharas…

  • Indra Jatra (Hindu festival)

    Kathmandu: …and, in early autumn, the Indra Jatra, during which the goddess Devi, represented by a young girl, is carried in procession.

  • Indraditya (Thai ruler)

    Sri Indraditya, founder and ruler of the kingdom of Sukhothai, the first independent Tai (Thai) state. Bang Klang Hao headed a petty Tai principality near Sukhothai when, about 1245, he joined with another Tai leader, Pha Muang, to rebel against the governor of Sukhothai, who was a deputy of the

  • Indrani (American dancer)

    Indrani, (Indrani Rahman [or Rehman]), Indian-born dancer who performed and taught a number of the classical dances of India; she was the first professional to perform the ancient odissi,a dance that began in the temples, and she introduced this and other long-neglected dances to an international

  • Indrani (Hindu deity)

    Saptamatrika: …an avatar [incarnation] of Vishnu), Indrani (wife of Indra), and Chamunda, or Yami (wife of Yama). One text, the Varaha-purana, states that they number eight, including Yogeshvari, created out of the flame from Shiva’s mouth.

  • Indrani (song by Lord Shorty)

    soca: Lord Shorty’s 1973 song “Indrani” was one of the first songs to generate comments about the new genre of soca, comments that focused not just on musical style but also on the portrayal in song of an interracial love interest. “Indrani” used Indian-sounding melodies, Hindi words, and Indian instruments,…

  • Indrapatindraditya (Thai ruler)

    Sri Indraditya, founder and ruler of the kingdom of Sukhothai, the first independent Tai (Thai) state. Bang Klang Hao headed a petty Tai principality near Sukhothai when, about 1245, he joined with another Tai leader, Pha Muang, to rebel against the governor of Sukhothai, who was a deputy of the

  • Indraprastha (legendary city, India)

    Delhi: History: …the narrative, a city called Indraprastha (“City of the God Indra”), built about 1400 bce, was the capital of the Pandavas. Although nothing remains of Indraprastha, legend holds it to have been a thriving city. The first reference to the place-name Delhi seems to have been made in the 1st…

  • Indrapura (ancient city, Cambodia)

    Jayavarman II: …series of capitals, first at Indrapura, on the lower Mekong River east of Kampóng (Kompong) Cham; then, moving northwards, at Hariharalaya, southeast of present-day Si?mréab (Siem Reap); and then at Mahendraparvata, in the region just north of the Tonle Sap (Great Lake), not far from Angkor, the next seat of…

  • Indrasabha (operatic drama by Amanat)

    South Asian arts: Theatre in Pakistan: …of a spectacular production of Indrasabha (“The Heavenly Court of Indra”), an operatic drama written by the poet Agha Hasan Amanat and produced in 1855 in the palace courtyard of the last nawab of Oudh, Wajid Ali Shah. The story deals with the love of a fairy and Prince Gulfam.…

  • Indravarman I (king of Angkor)

    Indravarman I, ruler of the Khmer kingdom of Angkor (Cambodia) from 877 to about 890. Indravarman probably usurped the throne from his cousin Jayavarman III. During his reign a large reservoir was constructed at the capital city of Hariharalaya (near modern Phum? R?lu?s). The lake was the first

  • Indre (department, France)

    Berry: …and cultural region encompassing the Indre and Cher départements in the Centre région of central France. It is coextensive with the former province of Berry, which included the départements of Cher (roughly corresponding to Upper Berry) and Indre (Lower Berry).

  • Indre River (river, France)

    Indre River, river, west-central France, a left-bank tributary of the Loire River. Rising on the northern flanks of the Massif Central, it flows 165 miles (265 km) northwestward through Indre and Indre-et-Loire départements, joining the Loire northwest of Chinon and draining a basin of about 5,200

  • Indre-et-Loire (department, France)

    Centre: départements of Cher, Indre, Indre-et-Loire, Loir-et-Cher, Loiret, and Eure-et-Loir. Centre is bounded by the régions of Normandy and ?le-de-France to the north, Bourgogne-Franche-Comté to the east, Auvergne-Rh?ne-Alpes to the southeast, Nouvelle-Aquitaine to the

  • Indreb?, R. (Norwegian scholar)

    biblical literature: Scandinavian versions: …of the language, executed by R. Indreb?, was published by the Norwegian Bible Society in 1938.

  • Indremissionen (religious movement, Denmark)

    Denmark: Religion: Known as the Home Mission (Indre Mission), it was founded by a clergyman, Vilhelm Beck, in the mid-19th century. The Home Mission survives as a contemporary evangelical expression of Lutheran Pietism, which had won converts in the 18th century. Today members of the Home Mission constitute a minority…

  • indri (lemur species)

    Indri, (Indri indri), slender, long-limbed primate found in the forests of Madagascar. The largest of the lemurs, it is 60–70 cm (24–28 inches) long, with a rudimentary tail and large hands and feet. The round head has a pointed face and round, furry ears. Its fur is black, with white on the head,

  • Indri indri (lemur species)

    Indri, (Indri indri), slender, long-limbed primate found in the forests of Madagascar. The largest of the lemurs, it is 60–70 cm (24–28 inches) long, with a rudimentary tail and large hands and feet. The round head has a pointed face and round, furry ears. Its fur is black, with white on the head,

  • Indricotherium (fossil mammal genus)

    Indricotherium, genus of giant browsing perissodactyls found as fossils in Asian deposits of the Late Oligocene and Early Miocene epochs (30 million to 16.6 million years ago). Indricotherium, which was related to the modern rhinoceros but was hornless, was the largest land mammal that ever

  • Indridae (primate family)

    Indridae, family of arboreal Madagascan primates. See avahi; indri;

  • indriya (Indian philosophy)

    Indriya, (Sanskrit: “faculty”), according to Indian philosophy, the instruments of a person’s direct perception of the outside world. They are of two kinds, motoric and sensory. The motoric faculties are those of speaking, grasping, walking, ejaculating, and evacuating. The sensory faculties, or

  • Induan Stage (stratigraphy)

    Induan Stage, lower of two divisions of the Lower Triassic Series, representing those rocks deposited worldwide during Induan time (from 252.2 million to 251.2 million years ago) in the Triassic Period. The stage name is derived from the Indus River in the Salt Range of Pakistan. The stratotype for

  • indubitability (philosophy)

    epistemology: John Duns Scotus: …that can be known with certainty. First, there are things that are knowable simpliciter, including true identity statements such as “Cicero is Tully” and propositions, later called analytic, such as “Man is rational.” Duns Scotus claimed that such truths “coincide” with that which makes them true. One consequence of his…

  • induced abortion (pregnancy)

    Abortion, the expulsion of a fetus from the uterus before it has reached the stage of viability (in human beings, usually about the 20th week of gestation). An abortion may occur spontaneously, in which case it is also called a miscarriage, or it may be brought on purposefully, in which case it is

  • induced absorption (physics)

    spectroscopy: General principles: …phenomena are referred to as induced absorption and induced emission, respectively. Also a molecule in an excited (high) energy state can spontaneously emit electromagnetic radiation, returning to some lower energy level without the presence of inducing radiation.

  • induced dipole (chemical bonding)

    chemical bonding: Dispersion interaction: …of zero dipole overall), the induced dipole follows it, and the two correlated dipoles interact favourably with one another and cohere.

  • induced drag (mechanics)

    airplane: Aerodynamics: Induced drag is caused by that element of the air deflected downward which is not vertical to the flight path but is tilted slightly rearward from it. As the angle of attack increases, so does drag; at a critical point, the angle of attack can…

  • induced emission (physics)

    Stimulated emission, in laser action, the release of energy from an excited atom by artificial means. According to Albert Einstein, when more atoms occupy a higher energy state than a lower one under normal temperature equilibrium (see population inversion), it is possible to force atoms to return

  • induced erythrocythemia

    Blood doping, use of substances or techniques that increase the number of circulating red blood cells (erythrocytes) or the oxygen-carrying capacity of blood to improve human performance. Although therapies such as blood transfusion and the administration of drugs to increase red cell production

  • induced fission (physics)

    Nuclear fission, subdivision of a heavy atomic nucleus, such as that of uranium or plutonium, into two fragments of roughly equal mass. The process is accompanied by the release of a large amount of energy. In nuclear fission the nucleus of an atom breaks up into two lighter nuclei. The process may

  • induced fission (physics)

    thermonuclear warhead: Basic two-stage design: …a two-stage design, featuring a fission or boosted-fission primary (also called the trigger) and a physically separate component called the secondary. Both primary and secondary are contained within an outer metal case. Radiation from the fission explosion of the primary is contained and used to transfer energy to compress and…

  • induced magnetization (geomagnetics)

    geomagnetic field: Crustal magnetization: Induced magnetization occurs when the elementary magnetic dipoles of crustal materials are aligned by Earth’s main field, just as a compass needle is aligned. If a material of particularly high susceptibility to magnetization is concentrated, as in a mineral deposit, it also can be approximated…

  • induced ovulation

    carnivore: Behaviour: Induced ovulation, for instance, allows females to release egg cells during or shortly after copulation. Delayed implantation of the fertilized egg in the wall of the uterus is another phenomenon that allows births to occur when resources are abundant. This phenomenon is most prominent in…

  • induced pluripotent stem cell (biology)

    Induced pluripotent stem cell (iPS cell), immature cell that is generated from an adult (mature) cell and that has regained the capacity to differentiate into any type of cell in the body. Induced pluripotent stem cells (iPS cells) differ from embryonic stem cells (ES cells), which form the inner

  • induced-dipole-induced dipole interaction (intermolecular force)

    chemical association: …low temperatures the relatively weak London forces (i.e., forces acting between any two atoms brought close together) may also be strong enough to produce molecular association.

  • induced-fit theory (biology)

    allosteric control: …the basis of the so-called induced-fit theory, which states that the binding of a substrate or some other molecule to an enzyme causes a change in the shape of the enzyme so as to enhance or inhibit its activity.

  • induced-polarization method (prospecting)

    Earth exploration: Electrical and electromagnetic methods: …an effect is measured in induced-polarization methods and is used to detect sulfide ore bodies.

  • inducer (biochemistry)

    metabolism: Coarse control: …results from the addition of inducers—usually compounds that exhibit some structural similarity to the substrates on which the enzymes act. A classic example of an inducible enzyme of this type is β-galactosidase. Escherichia coli growing in nutrient medium containing glucose do not utilize the milk sugar, lactose (glucose-4-β-d-galactoside); however, if…

  • inducible enzyme (biochemistry)

    induction: …a specific enzyme, called an inducible enzyme (e.g., β-galactosidase in Escherichia coli), occurs when cells are exposed to the substance (substrate) upon which the enzyme acts to form a product.

  • inductance (electronics)

    Inductance, property of a conductor (often in the shape of a coil) that is measured by the size of the electromotive force, or voltage, induced in it, compared with the rate of change of the electric current that produces the voltage. A steady current produces a stationary magnetic field; a

  • induction (enzymatic reactions)

    Induction, in enzymology, a metabolic control mechanism with the effect of increasing the rate of synthesis of an enzyme. In induction, synthesis of a specific enzyme, called an inducible enzyme (e.g., β-galactosidase in Escherichia coli), occurs when cells are exposed to the substance (

  • induction (reason)

    Induction, in logic, method of reasoning from a part to a whole, from particulars to generals, or from the individual to the universal. As it applies to logic in systems of the 20th century, the term is obsolete. Traditionally, logicians distinguished between deductive logic (inference in which the

  • induction (embryo)

    Induction, in embryology, process by which the presence of one tissue influences the development of others. Certain tissues, especially in very young embryos, apparently have the potential to direct the differentiation of adjacent cells. Absence of the inducing tissue results in lack of or

  • induction coil (electronics)

    Induction coil, an electrical device for producing an intermittent source of high voltage. An induction coil consists of a central cylindrical core of soft iron on which are wound two insulated coils: an inner or primary coil, having relatively few turns of copper wire, and a surrounding secondary

  • induction drive (mechanics)

    watch: Electric-powered and electronic watches: …a permanent magnet, (2) the induction drive, in which an electromagnet attracts a balance containing soft magnetic material, or (3) the resonance drive, in which a tiny tuning fork (about 25 mm [1 inch] in length), driven electrically, provides the motive power. Both galvanometer and induction drive types use a…

  • induction force (molecular structure)

    liquid: Nonpolar molecules: …listed above, there are so-called induction forces set up when a charged or polar molecule induces a dipole in another molecule: the electric field of the inducing molecule distorts the charge distribution in the other. When a charged molecule induces a dipole in another, the force is always attractive and…

  • induction furnace

    electric furnace: In the induction furnace, a coil carrying alternating electric current surrounds the container or chamber of metal. Eddy currents are induced in the metal (charge), the circulation of these currents producing extremely high temperatures for melting the metals and for making alloys of exact composition.

  • induction generator (machine)

    electric generator: Induction generators: An induction machine can operate as a generator if it is connected to an electric supply network operating at a substantially constant voltage and frequency. If torque is applied to the induction machine by a prime mover, it will tend to rotate somewhat…

  • induction hardening (metallurgy)

    induction heating: Induction hardening, widely used to increase the resistance of steel objects to wear, can be effected by brief exposure to a high-frequency field.

  • induction heating (metallurgy)

    Induction heating, method of raising the temperature of an electrically conductive material by subjecting it to an alternating electromagnetic field. The electric currents induced in the object (although it is electrically isolated from the source of the field) bring about dissipation of power in

  • induction motor (engineering)

    electric motor: Induction motors: The simplest type of induction motor is shown in cross section in the figure. A three-phase set of stator windings is inserted in slots in the stator iron. These windings may be connected either in a wye configuration, normally without external connection to…

  • induction regulator (electronics)

    voltage regulator: …regulate the current supply, and induction regulators, in which an induction motor supplies a secondary, continually adjusted voltage to even out current variations in the feeder line.

  • induction ring (physics)

    Michael Faraday: Early life: Such acoustic induction is apparently what lay behind his most famous experiment. On August 29, 1831, Faraday wound a thick iron ring on one side with insulated wire that was connected to a battery. He then wound the opposite side with wire connected to a galvanometer. What…

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