When philodendrons are ready to reproduce, they will produce an inflorescence which consists of a leaf-like hood called a spathe within which is enclosed a tube-like structure called a spadix.

When the inflorescence is ready to open, the upper part of the spathe opens and exposes the staminate area of the spadix ; the basal area of the spathe remains closed, forming a spacious chamber ( i. e., the spathe tube ) that encloses the pistillate and sterile flowers ().

When the flowers open, the inflorescence looks like a puffy yellow ball, with usually only the long yellow stamens visible.

When the second novel, Dune Messiah, opens, Muad ’ Dib ’ s religion has sent his fanatical soldiers on an interstellar jihad, destroying the traditional structures of government and leaving billions dead.

* When the user first opens their web browser, it automatically brings you to this page, which is also sometimes called the start page.

When it exceeds the design temperature it opens the contacts, cooling until the temperature drops enough to restore magnetisation.

When an image is taken, the mirror moves upwards from its resting position in the direction of the arrow, the focal plane shutter ( 3 ) opens, and the image is projected onto the film or sensor ( 4 ) in exactly the same manner as on the focusing screen.

* March 22 – The landmark art exhibition When Attitudes become Form, curated by Harald Szeemann opens at the Kunsthalle Bern in Bern, Switzerland.

When the addressee finally opens the envelope, the top-level SDU, the letter itself, emerges.

When they pull him from the water, they think he is dead, but when he opens his mouth, the pilot has a fit.

When she opens it and sees the ring, joy conquers her, and out of happiness she chants this poem ( Arabic ):

When a tree dies in a mature forest the canopy opens up and sunlight becomes available as a source of energy for new growth.

When Rynn opens the trap door, Mrs. Hallet is dead.

When he opens his eyes he finds Ralinge and his assistants dead, dispatched bloodily, and Vosill free and in the process of removing his bindings, no indication of how she was freed.

When the normally open contacts of both switches close, electricity is able to flow to the motor which opens the door.

When the novel opens, Tierwater is a 75-year-old disillusioned ex-con living on the estate of a famous pop star in the Santa Ynez Valley, north of Santa Barbara, in California and looking after the latter's private menagerie.

When the novel opens, Edek Zepler is an old man of 76 who certainly enjoys good food, a man living alone with his dog in the old house in Melbourne, feeling rather alone — in spite of an active Jewish community in his neighbourhood — and without any life in him since his wife's death in 1986 (" The saddest thing did already happen to me.

When the novel opens they have just moved to New York City, and Esther starts working as a writer of obituaries.

When he takes out and opens a small device, Klaatu is shot and wounded by a nervous soldier.

When checking, a player declines to make a bet ; this indicates that he does not wish to open, but does wish to keep his cards and retain the right to call or raise later in the same round if an opponent opens.

When he is unable to unlock the front door with the key from the bag, he takes Margot's key from the staircase and opens the door, proving his guilt.

When the raven fails to return, he opens the ark and frees its inhabitants.

When the film of Girl Steals Boy opens, Sammy is credited for " original screenplay " and Blumberg is not acknowledged.

When Mormo is dueling Tristan ( Charlie Cox ) toward the end of the movie, he opens a cage of ferrets, used for sacrifice.

When she opens her eyes and sees the police, she tells Angel she is " almost glad " because " now I shall not live for you to despise me ".

When Gwydion later opens the chest he discovered the lump of flesh to be a second child.

When the fourth platform opens it will help ease to congestion for trains heading south and to South Wales ; it has been confirmed that it will be numbered platform 1.

When he pushes the middle one, a small door in his belly opens revealing a compartment which he uses to store items.

When compressed, the crystal produces a small electrical current, so when placed under the bridge saddle, the vibrations of the strings through the saddle, and of the body of the instrument, are converted to a weak electrical signal.

When Fay is reluctant, Hapgood produces a record of his own-he is her fiftieth Cookie.

When he calls for " the rack ", Cardinal Biggles produces a dish-drying rack.

When poking the victim with soft cushions produces no confession, Ximénez inquires whether his assistants had got all the stuffing together into one end of the cushions, for supposed maximum effectiveness.

: When an inefficient producer sends the merchandise it produces best to a country able to produce it more efficiently, both countries benefit.

When it is a water-based cell, a special isotopic composition called VSMOW is used because it is very pure and produces temperatures that are more comparable from lab to lab.

When dry, it produces a smooth matte finish.

When a small meteor enters the Earth's atmosphere at a high velocity, it produces a streak of light as the object is vaporized.

When booting a Cr-48 from developer mode, when the screen displays the " sad laptop " image, pressing xyzzy produces a joke BSOD screen.

When closed, the reactor heats, but produces less power.

When open, the reactor cools, but becomes more critical and produces more power.

When struck, the battacchio produces a loud smacking noise, though little force transfers from the object to the person being struck.

When done properly this produces a received signal which more closely resembles the original or desired signal, allowing the use of higher frequencies or producing fewer bit errors.

When pollen lands on a compatible pistil or female cone ( i. e., when pollination has occurred ), it germinates and produces a pollen tube that transfers the sperm to the ovule ( or female gametophyte ).

When visible light interacts with the ice crystals in cirrus clouds, it produces optical phenomena such as sun dogs and haloes.

When the electric current flowing through such a coil changes it produces a magnetic flux, which is, in simplest terms, a change in the magnetic field over a given area.

When creating its fruit, it usually produces up to 200 flowers, although some large-fruited cultivars can exceed this.

When a user picks up the phone, the concentrator produces the dial tone.

* When it reaches maturity, the sporophyte produces one or more sporangia ( singular: sporangium ) which are the organs that produce diploid spore mother cells ( sporocytes ).

* When it reaches maturity, the gametophyte produces one or more gametangia ( singular: gametangium ) which are the organs that produce haploid gametes.

When the shiny fenders of the cars catch the light, the glint produces an unwanted dark halo around the glint.

When the channels open, they allow an inward flow of sodium ions, which changes the electrochemical gradient, which in turn produces a further rise in the membrane potential.

When the mass density of this central body exceeds a particular limit, it triggers a gravitational collapse which, if it occurs with spherical symmetry, produces what is known as a Schwarzschild black hole.

When placed between two plane polarizing filters, cellophane produces prismatic colours due to its birefringent nature.

When the measure was sent in May to the parliament they said " Given the damage it produces on those rules which allow the life in community, ensure the dignity of the person and equality between sexes, this practice, even if it is voluntary, cannot be tolerated in any public place ".