Operon
In genetics, an operon is a functioning unit of genomic DNA containing a cluster of genes under the control of a single regulatory signal or promoter. The genes are transcribed together into an mRNA strand and either translated together in the cytoplasm, or undergo trans-splicing to create monocistronic mRNAs that are translated separately, i.e

Ophelia
Ophelia is a fictional character in the play Hamlet by William Shakespeare. She is a young noblewoman of Denmark, the daughter of Polonius, sister of Laertes, and potential wife of Prince Hamlet.-Plot:

Ophthalmic
Ophthalmic means pertaining to the eye, and can refer to:* Ophthalmology* Ophthalmic nerve* Ophthalmic artery* Ophthalmic veins* Ophthalmic drug administration, as with eye dropsSee also:* Ophthalmia

Ophthalmology
Ophthalmology is the branch of medicine that deals with the anatomy, physiology and diseases of the eye. An ophthalmologist is a specialist in medical and surgical eye problems

Ophthalmology (disambiguation)
Ophthalmology may refer to:*A branch of medicine called ophthalmology*A medical journal called Ophthalmology *A medical journal called Archives of Ophthalmology

Ophthalmology (journal)
Ophthalmology is a peer-reviewed medical journal published by the American Academy of Ophthalmology.Topics include new diagnostic and surgical techniques, treatment methods, instrument updates, the latest drug findings, results of clinical trials, and research findings. Ophthalmology also publishes major reviews of specific topics by acknowledged authorities.

Ophthalmoscopy
Ophthalmoscopy is a test that allows a health professional to see inside the fundus of the eye and other structures using an ophthalmoscope . It is done as part of an eye examination and may be done as part of a routine physical examination

Opiate
In medicine, the term opiate describes any of the narcotic opioid alkaloids found as natural products in the opium poppy plant.-Overview:Opiates are so named because they are constituents or derivatives of constituents found in opium, which is processed from the latex sap of the opium poppy, Papaver somniferum

Opine
Opine : to hold or express an opinion.Opines are amino acid derivatives

Opinion
In general, an opinion is a subjective belief, and is the result of emotion or interpretation of facts. An opinion may be supported by an argument, although people may draw opposing opinions from the same set of facts. Opinions rarely change without new arguments being presented

Opio
Opio Lindsey, known by his stage name, Opio, , is a member of the four-member, Oakland-based underground hip hop group, Souls of Mischief, and the eight-member, underground hip hop collective, Hieroglyphics.

Opium
Opium is the dried latex obtained from the opium poppy . Opium contains up to 12% morphine, an alkaloid, which is frequently processed chemically to produce heroin for the illegal drug trade. The latex also includes codeine and non-narcotic alkaloids such as papaverine, thebaine and noscapine

Opportune
Opportune may refer to:* HMS Opportune , an Oberon class submarine* USS Opportune , a Bolster-class rescue and salvage ship

Opportunistic infection
An opportunistic infection is an infection caused by pathogens, particularly opportunistic pathogens—those that take advantage of certain situations—such as bacterial, viral, fungal or protozoan infections that usually do not cause disease in a healthy host, one with a healthy immune system

Opportunity
Opportunity may refer to:*Opportunity International - An International microfinance network that lends to the working poor*Opportunity NYC is the experimental Conditional Cash Transfer program being launched in New York City

Opportunity cost
Opportunity cost is the cost of any activity measured in terms of the value of the best alternative that is not chosen . It is the sacrifice related to the second best choice available to someone, or group, who has picked among several mutually exclusive choices. The opportunity cost is also the cost of the foregone products after making a choice

Opposite
Opposite may refer to:* Opposite , a word that means the opposite of a word* Botany: "Opposite" is a kind of arrangement of leaves* Additive inverse, in mathematics, taking the negative of a number

Opposition
Opposition may mean or refer to:* Opposition , a term describing the position of a celestial body* Opposition , a term describing the position of the kings relative to each other

Oppression
Oppression is the exercise of authority or power in a burdensome, cruel, or unjust manner. It can also be defined as an act or instance of oppressing, the state of being oppressed, and the feeling of being heavily burdened, mentally or physically, by troubles, adverse conditions, and anxiety.Oppression is a popular topic in debates, such as in the QDU league in secondary

Oppressor
Oppressor was a technical death metal band from Chicago, Illinois, which formed in 1991 and finished in 1999. They released three albums. Three of the band's members went on to form alternative metal band Soil.-History:

Oppressor (EP)
Oppressor is the EP released by technical death metal band Oppressor, it was released in 1994 and had only two tracks.-Personnel:* Adam Zadel - Guitarist* Tim King - Bassist and Vocals* Tom Schofield - Drummer* Jim Stopper - Guitarist-External links:

Opprobrium (band)
See also opprobriumOpprobrium is a death metal band from Metairie, Louisiana. Founded in 1986 by brothers Francis and Moyses Howard under the name Incubus, Natives of Rio de Janeiro, the Howards emigrated to New Orleans and formed the band

Ops
In ancient Roman religion, Ops or Opis, was a fertility deity and earth-goddess of Sabine origin.-Mythology:Her husband was Saturn, the bountiful monarch of the Golden Age. Just as Saturn was identified with the Greek deity Cronus, Opis was identified with Rhea, Cronus' wife

OPS
-Organizations:*Office of Protective Services*Office of Public Safety*Presidential Communications Operations Office , known as Office of the Press Secretary*Optical Position Sensor, an electronic device*Orchestre philharmonique de Strasbourg

Opt
Opt may refer to:* /opt, a directory in the Filesystem Hierarchy Standard*Opt out, in broadcasting, when a nation or region splits from the main national output*Opt-out, to avoid receiving unsolicited product or service information

Opt out (disambiguation)
Opt out is the term used in broadcasting when a nation or region splits from the main national output.Opt out may refer to:* Opt-out * Opt-outs in the European Union* Opting out

Opt-out (politics)
In politics, an opt-out is when one level of government can decline or refuse to be part of a program designed by another level of government.-Usage:The term is used in both Canada and the European Union, where it has roughly the same meaning

Optical fiber
An optical fiber is a flexible, transparent fiber made of a pure glass not much wider than a human hair. It functions as a waveguide, or "light pipe", to transmit light between the two ends of the fiber. The field of applied science and engineering concerned with the design and application of optical fibers is known as fiber optics

Optical illusion
An optical illusion is characterized by visually perceived images that differ from objective reality. The information gathered by the eye is processed in the brain to give a perception that does not tally with a physical measurement of the stimulus source

Optical Illusion
Optical Illusion is the title of the 3rd studio album by the Swedish neoclassical band Time Requiem. Richard Andersson started writing for this album in September 2005

Optician
An optician is a person who is trained to fill prescriptions for eye correction in the field of medicine, also known as a dispensing optician or optician, dispensing

Optics
Optics is the branch of physics which involves the behavior and properties of light, including its interactions with matter and the construction of instruments that use or detect it. Optics usually describes the behavior of visible, ultraviolet, and infrared light

Optics (album)
-Track listing:# "Cursive Eve" - 5:33# "Toy Soldier" - 3:53# "The Bells" - 4:32# "Melt" - 5:22# "Translate" - 4:01# "Scin" - 4:33# "Machine Vision" - 4:37# "Havestar" - 4:37# "Ultravioletfly" - 4:07# "Silhouette" - 4:15# "Taken" - 4:38

Optima (disambiguation)
Optima can refer to:* Optima, a typeface* Optima Bus Corporation, a former United States bus manufacturer* Optima , a series of automotive batteries* Optima , a German grape variety* Kia Optima, an automobile made by Kia Motors

Optima (grape)
Optima is a white wine grape that was created by viticulturalist Peter Morio at the Geilweilerhof Institute for Grape Breeding in the Palatinate in 1930. Morio crossed a Riesling x Silvaner cross with Müller-Thurgau. The Riesling x Silvaner is sometimes mentioned as Rieslaner, but more often just as "a Riesling x Silvaner"

Optime (disambiguation)
Optime may refer to:*Optime, a student who graduates with a second-class or third-class honours mathematics degree at the University of Cambridge.

Optimism
The Oxford English Dictionary defines optimism as having "hopefulness and confidence about the future or successful outcome of something; a tendency to take a favourable or hopeful view." The word is originally derived from the Latin optimum, meaning "best." Being optimistic, in the typical sense of the word, ultimately means one expects the best possible outcome from any given

Optimist
An optimist is a person with a positive outlook on life.Optimist may also refer to:* A member of Optimist International* The Optimist, a small sailing dinghy sailed by children

Optimistic (song)
"Optimistic" is a song by the English rock band Radiohead, the sixth track on their 2000 album Kid A.-Release:No singles were released from Kid A, but promos of several songs from the album, including "Optimistic", were sent to radio stations

Optimization
Optimization or optimality may refer to:* Mathematical optimization, the theory and computation of extrema or stationary points of functionsEconomics and business* Optimality, in economics; see utility and economic efficiency

Optimus (album)
Optimus is the sixth solo album by John Norum, the guitarist in the Swedish hard rock band Europe. It was released in 2005.-Track listing:# "Chase Down the Moon" - 3:50 # "Nailed to the Cross" - 3:32

Option
- Legal rights :*Option , an instrument that conveys the right, but not the obligation, to engage in a future transaction , or in a futures contract

Option (aircraft purchasing)
An option, when purchasing aircraft, allows an airline to purchase additional aircraft in the future at an agreed price and date.When placing orders for new aircraft, airlines commonly obtain options from the aircraft manufacturer, for example Airbus or Boeing

Option (finance)
In finance, an option is a derivative financial instrument that specifies a contract between two parties for a future transaction on an asset at a reference price. The buyer of the option gains the right, but not the obligation, to engage in that transaction, while the seller incurs the corresponding obligation to fulfill the transaction

Option (law)
In law, an option is the right to convey a piece of property. The person granting the option is called the optionor and the person who has the benefit of the option is called the optionee .Options characteristically exist in one of two forms:* Call options, which give the beneficiary the right to

Option (music magazine)
Option was a music magazine based in Los Angeles, California.-History:Originally called OPtion, it, along with Sound Choice, were the dual successors to the earlier music magazine OP, published by John Foster and the Lost Music Network and known for its diverse scope and the role it played in providing

Optometry
Optometry is a health care profession concerned with eyes and related structures, as well as vision, visual systems, and vision information processing in humans. Optometrists, or Doctors of Optometry, are state licensed medical professionals trained to prescribe and fit lenses to improve vision, and to diagnose and treat various eye diseases. In most U.S

Opus
-Art and music:* Magnum opus, an artist's greatest work* Opus , an Austrian pop-rock group* Opus , a former Yugoslav group* Opus * Opus number, a method of identifying compositions* Opus III, an English techno group

Opus (content management system)
Opus is a free, open source content management system for publishing content on the world wide web and intranets.It is written in the PHP programming language and uses the MySQL database.-History:Opus is short for Opus Publishing System

Opus (magazine)
Opus is a student newspaper published at the University of Newcastle, Australia by the Newcastle University Students' Association . Opus was founded in 1954 by then economics lecturer Cyril Renwick, at what was then the Newcastle University College of the University of New South Wales, in the Newcastle suburb of Callaghan

Opus (smart card)
OPUS is the name of a rechargeable contactless stored value smart card being gradually introduced in most of the public transit systems in the Canadian province of Quebec. One card can contain up to four different kinds of fares

OQ (disambiguation)
OQ may mean:* an operational qualification, as part of the V-Model* the post-nominal letters for the grade of officier of the National Order of Quebec* an abbreviation for Opera Queensland, Australia

Or
Or may be:* a grammatical conjunction* a logical operation indicating logical disjunction depicted as |, ∨, or simply orOR, O.R. or or may also refer to:* Or , a 2002 album by Golden Boy with Miss Kittin

Or
Őr is a village in Szabolcs-Szatmár-Bereg county, in the Northern Great Plain region of eastern Hungary.-Geography:It covers an area of and has a population of 1380 people .

Oracle
In Classical Antiquity, an oracle was a person or agency considered to be a source of wise counsel or prophetic predictions or precognition of the future, inspired by the gods. As such it is a form of divination.

Oracle (comics)
Oracle, in comics, may refer to:*Oracle, an alias used by DC Comics character Barbara Gordon*Oracle. the original alias of the DC Comics character who would be reimagined as Aurakles

Oracle (Marvel Comics)
Oracle is a fictional character in the Marvel Universe.-Fictional character biography:Oracle is a long-time member and warrior serving in the Royal Elite of the Shi'ar Imperial Guard. She is the Empire's premiere telepath, capable of all the standard abilities demonstrated by other telepaths

Oracle (Michael Hedges album)
Oracle is a recording by guitarist Michael Hedges released on the Windham Hill label. It won the 1998 Grammy Award for Best New Age Album. Oracle peaked at #7 on the Billboard New Age Album charts.

Orain
Orain is a commune in the Côte-d'Or department in eastern France.-Population:-References:*

Oral
The word oral may refer to:As an adjective:* the mouth, the first portion of the alimentary canal that receives food and saliva* speech communication as opposed to writing* oral administration of medicines

Oral hygiene
Oral hygiene is the practice of keeping the mouth and teeth clean to prevent dental problems, especially the common dental caries and gingivitis, and bad breath. There are oral pathologic conditions in which a good oral hygiene is required for healing and regeneration of the oral tissues

Oral sex
Oral sex is sexual activity involving the stimulation of the genitalia of a sex partner by the use of the mouth, tongue, teeth or throat. Cunnilingus refers to oral sex performed on females while fellatio refer to oral sex performed on males. Anilingus refers to oral stimulation of a person's anus

Oran
Oran is a major city on the northwestern Mediterranean coast of Algeria, and the second largest city of the country.It is the capital of the Oran Province . The city has a population of 759,645 , while the metropolitan area has a population of approximately 1,500,000, making it the second largest city in Algeria

Orang
Orang may refer to:* An orangutan* An Orang Pendek, fur-covered, ground-dwelling, bipedal primate* Orang , a county in North Hamgyong province* Orang National Park, in Assam, India* Orang, Nepal* .O.rang, a British band

Orang (North Korea)
Orang is a kun, or county, in North Hamgyong province, North Korea. It is situated on the coast of the Sea of Japan . Originally part of Kyongsong county, Orang was created in 1952 following the division of Korea.-Physical features:

Orange
Orange may refer to:* Orange * Orange , occurs between red and yellow in the visible spectrum* Orange , both a noun and an adjective in the English language- Netherlands :

Orange (heraldry)
In heraldry, orange is a rarely used tincture , equivalent to the colour orange. A more accurate picture of its use is at tenné-External links:* *

Orange (Metrolink station)
Orange is a railroad station located in Orange, California, United States, on a site at one time occupied by two former Atchison, Topeka and Santa Fe Railway combination depots. The present depot structure was dedicated on May 1, 1938 and was closed with the Santa Fe's discontinuation of passenger service in 1971

Orange (song)
"Orange" is a song performed by Irish comedian David O'Doherty. It was released on CD in February 2007 as part of his attempts to have a "Minor" hit single, preferably at #27 in the charts

Orange Free State
The Orange Free State was an independent Boer republic in southern Africa during the second half of the 19th century, and later a British colony and a province of the Union of South Africa. It is the historical precursor to the present-day Free State province