The three sepals are generally colourful and bright ( which is why they are sometimes called outer tepals ), with one on each side (" lateral sepals ") and one usually at the top of the flower (" dorsal sepal "), sometimes forming a hood.

This is the one part of the HIV virus outer coating that does not change, because it is the attachment point to T lymphocytes, the key cell in cell-mediated immunity.

* Some curves that seem simple, such as the circle, cannot be described exactly by a Bézier or piecewise Bézier curve ; though a four-piece cubic Bézier curve can approximate a circle ( see Bézier spline ), with a maximum radial error of less than one part in a thousand, when each inner control point ( or offline point ) is the distance horizontally or vertically from an outer control point on a unit circle.

The bain-marie comes in a wide variety of shapes, sizes, and types, but traditionally is a wide, cylindrical, usually metal container made of three or four basic parts: a handle, an outer ( or lower ) container that holds the working liquid, an inner ( or upper ), smaller container that fits inside the outer one and which holds the material to be heated or cooked, and sometimes a base underneath.

In this type of bond, the outer atomic orbital of one atom has a vacancy which allows addition of one or more electrons.

As George Gamow put in his science-popularizing book, One, Two, Three ... Infinity ( 1947 ), " The metallic substances differ from all other materials by the fact that the outer shells of their atoms are bound rather loosely, and often let one of their electrons go free.

The closest land to the Challenger Deep is Fais Island ( one of the outer islands of Yap ), southwest, and Guam, to the northeast.

Sited to the south-east of Norman Dublin, the castle formed one corner of the outer perimeter of the city, using the River Poddle as a natural means of defence.

It used to be widely assumed that the inner membrane is the original membrane of the once independent prokaryote, while the outer one is the food vacuole ( phagosomal membrane ) it was enclosed in initially.

For Abelian groups all automorphisms except the trivial one are called outer automorphisms.

The operation involves five teenage boys, who have each been chosen and trained by each of the five scientists, then sent to Earth independently in extremely advanced mobile suits ( one designed by each of the scientists ) known as " Gundams " ( called such because they are constructed from a rare and astonishingly durable material known as Gundanium alloy, which can only be created in outer space ).

Eventually, harpsichords came to be built with just a single case, though an intermediate stage also existed: the " false inner – outer ", which for purely aesthetic reasons was built to look as if the outer case contained an inner one, in the old style.

An abandoned mine shaft on one of the outer islands of the park.

The castle, now much ruined, comprised two walled baileys set one behind the other, with the outer bailey on the town side and the inner bailey on the cliff side.

Next to these is a curved, suberect canine, followed after an interval by an isolated minute and often deciduous simple conical premolar ; then a contiguous series of one premolar and three molars, which differ from those of Camelus in having a small accessory column at the anterior outer edge.

His kneeling form takes on a trapezoid shape, with one arm stretched to the outer edge of the painting and his gaze looking in the opposite direction.

* The Fleet of Worlds is the five ( at one point six, as detailed in Fleet of Worlds ) planets that are home to the Puppeteers ( see above ), presently being moved in formation at sub-light speeds out of the galaxy to avoid destruction as the wave of radiation from an explosion of the galactic core sweeps towards the outer reaches of the galaxy.

Child windows that are collapsed will conform to one of the four outer boundaries of the parent window, with some kind of label or indicator that allows them to be expanded again.

It then appeared only on the outer covers of the fascicles ; the original title was still the official one and was used everywhere else.

Some bacteria, lichens, spores, and even one animal ( Tardigrades ) were found to have survived the outer space environment and cosmic radiation.

In the innermost parts of the town a wide selection of half-timbered buildings from at least five different centuries are to be found ( including a 14th century structure one of Germany's oldest ), while around the outer fringes of the old town there are wonderful examples of Jugendstil buildings, dating from the late 19th and early 20th centuries.

Thus, to cite but one example, the Pax Britannica of the nineteenth century, whether with the British navy ruling the seas or with the City of London ruling world finance, was strictly national in motivation, however much other nations ( e.g., the United States ) may have incidentally benefited.

When he added to his Pittsburgh commitments the directorship of the London Philharmonic Orchestra in 1958, he conducted one hundred fifty concerts within nine months, `` commuting '' between the two cities.

His London contract was rescinded, and now, he explains cheerfully, as a bright smile lightens his intense, mobile face, `` I conduct only one hundred and twenty concerts ''!!

In one of the very few letters in which he ever complained of Meynell, Thompson told Patmore of his distress at having had to leave London before this new friendship had developed further: ``

For critics, Hardy has had no poetic periods -- one does not speak of early Hardy or late Hardy, or of the London or Max Gate period, but simply of Hardy, as of a poetic monolith.

The London Universe devoted its centenary issue last December 8 to mapping out various aspects of Catholic progress during the last one hundred years.

You will need a stereo music system, with speakers preferably placed at least seven or eight feet apart, and one or more of the new London `` Phase 4 '' records.

-- For its final change of bill in its London season, the Leningrad State Kirov Ballet chose tonight to give one of those choreographic miscellanies known as a `` gala program '' at the Royal Opera House, Covent Garden.

On their tour that year ( 1882 ) the Australians played just one Test, at The Oval in London.

* 1969 – At a zebra crossing in London, photographer Iain Macmillan takes the photo that becomes the cover of the Beatles album Abbey Road, one of the most famous album covers in recording history.

* 1888 – An audio recording of English composer Arthur Sullivan's " The Lost Chord ", one of the first recordings of music ever made, is played during a press conference introducing Thomas Edison's phonograph in London, England.

He was one of the founders of the Geological Society of London in 1807 and was its honorary secretary in 1812 – 1817.

His father, Horace Ayckbourn, was an orchestral violinist, at one time deputy leader of the London Symphony Orchestra.

His talent extended to playing mandolin on one of the tracks of this rare British EP, recorded in London on 28 July 1955.

While touring Scandinavia he first joined forces with guitarist and singer Peter Thorup, together forming the band New Church, who were one of the support bands at the Rolling Stones Free Concert in Hyde Park, London, on 5 July 1969.

As holder of one of the " five great sees " ( the others being York, London, Durham and Winchester ), the Archbishop of Canterbury is ex officio one of the Lords Spiritual of the House of Lords.

Two revivals were staged that year, one in London, at the Bridewell Theatre, and one in Los Angeles, at the Matrix Theatre.

As an example, if one was trying to profit from a price discrepancy between IBM on the NYSE and IBM on the London Stock Exchange, they may purchase a large number of shares on the NYSE and find that they cannot simultaneously sell on the LSE.

Horse buses operated in many cities during the later part of the 1800s and early 1900s with one company in London operating 220 horse-buses by 1880.

* Baldric is the name of one of the ravens presently residing at The Tower of London

Instead, from 1 January 1923, almost all the remaining companies were grouped into the " big four ", the Great Western Railway, the London and North Eastern Railway, the London, Midland and Scottish Railway and the Southern Railway companies ( there were also a number of other joint railways such as the Midland and Great Northern Joint Railway and the Cheshire Lines Committee as well as special joint railways such as the Forth Bridge Railway, Ryde Pier Railway and at one time the East London Railway ).