As a result, vegetation forms predicted by conventional biome systems are rarely observed across most of Earth's land surface.

If a second compression test is performed shortly thereafter, and the new reading is much higher, it would be the ring seal that is problematic, whereas if the compression test pressure observed remains low, it is a valve sealing ( or more rarely head gasket, or breakthrough piston or rarer still cylinder wall damage ) issue.

All three are highly reactive and rarely observed.

Monosaccharides with eight or more carbons are rarely observed as they are quite unstable.

This definition reflects the spectrum between micro-and macro-evolution, whilst leaving a clear difference between the terms: because the geological record rarely has a resolution better than 10, 000 years, and humans rarely live longer than 100 years, " meso-evolution " is never observed.

In Homer's Odyssey, Odysseus crawls beneath two shoots of olive that grow from a single stock, and in the Iliad, ( XVII. 53ff ) is a metaphoric description of a lone olive tree in the mountains, by a spring ; the Greeks observed that the olive rarely thrives at a distance from the sea, which in Greece invariably means up mountain slopes.

While out of the burrow, the rabbit will occasionally reingest its soft, partially digested pellets ; this is rarely observed, since the pellets are reingested as they are produced.

Gustav Spörer later suggested a 70-year period before 1716 in which sunspots were rarely observed as the reason for Wolf's inability to extend the cycles into the 17th century.

Sunspots were rarely observed during the Maunder Minimum in the second part of the 17th century ( approximately from 1645 to 1715 ).

Other helices, such as the 3 < sub > 10 </ sub > helix and π helix, are calculated to have energetically favorable hydrogen-bonding patterns but are rarely if ever observed in natural proteins except at the ends of α helices due to unfavorable backbone packing in the center of the helix.

Octahedral Si in the form of hexahydroxysilicate (< sup > 2 −</ sup >) is observed in thaumasite a mineral occurring rarely in nature but sometimes observed amongst other calcium silicate hydrate artificially formed in cement and concrete submitted to a severe sulfate attack.

Mating has rarely been observed in sharks.

Among the complaints that patients had after the surgery were deficits in memory and apathy although these were rarely observed.

It is only rarely observed with stratus nebulosus.

Narwhals have rarely been observed using their tusk for fighting, other aggressive behavior or for breaking sea ice in their Arctic habitat.

Subzero ( below − 18 ° C ) cold is observed 23 nights per year, but is rarely extended, as is heat, which occurs on 19 days annually.

although these are rarely observed outside of the laboratory.

Charged leptons can combine with other particles to form various composite particles such as atoms and positronium, while neutrinos rarely interact with anything, and are consequently rarely observed.

Complete tetraploidy is more rarely diagnosed than triploidy, but is observed in 1 – 2 % of early miscarriages.

Similar to many other domestic dogs, a reactive usage of defensive growling could only be observed rarely or not at all.

Another English culinary tradition, rarely observed today, is the consumption of a savoury course toward the conclusion of a meal.

Nowadays, dolphins are rarely observed in the Sea of Azov.

Lincoln rarely raised objections in the courtroom ; but in an 1859 case, where he defended a cousin Peachy Harrison, who was accused of stabbing another to death, Lincoln angrily protested the judge's decision to exclude evidence favorable to his client.

More rarely, a script may have separate letters for tones, as is the case for Hmong and Zhuang.

This is often the case, for example, with idiomatic expressions whose definitions are rarely or never well-defined, and are presented in the context of a larger argument that invites a conclusion.

However, in the case of a creditor's petition, the Statement of Affairs will rarely be filed on the same day the court order is made.

In the case of the Eastern Catholic Churches, individual churches sui juris retain, in theory, the right to glorify saints for their own jurisdictions, though this has rarely happened in practice.

In any case, warfare in the Middle Ages tended to be dominated by raids and sieges rather than pitched battles, and mounted men-at-arms rarely had any choice other than dismounting when faced with the prospect of assaulting a fortified position.

Most printers already use such small pixels that aliasing is rarely a problem and, in any case, they don't have the addressable fixed subpixels ClearType requires.

The dative case also survives, albeit rarely, in the ethic dative, used to express one's interest in a matter.

After obtaining a doctorate successfully, Dutch doctors may bear either the title dr. ( lower case ) before, or the letter D ( rarely in practice ) behind their name, but not both simultaneously.

A more analogous case is that of the screwball comedy, widely accepted by film historians as constituting a " genre ": the screwball is defined not by a fundamental attribute, but by a general disposition and a group of elements, some — but rarely and perhaps never all — of which are found in each of the genre's films.

The phalanxes would approach each other in a steady, slow march to keep cohesion or rarely at a run, if the enemy was prone to panic, or if they fought against enemies equipped with bows, as was the case against the Persians at the Battle of Marathon.

* Measure and trim the case length ( as needed ; rarely required with handgun cases )

Infocom's puzzles were unique in that they were usually tightly integrated into the storyline, and rarely did gamers feel like they were being made to jump through one arbitrary hoop after another, as was the case in many of the competitors ' games.

And because of the cleverness and uniqueness of the feelies, users rarely felt like they were an intrusion or inconvenience, as was the case with most of the other copy-protection schemes of the time.

The courts moved cautiously because, although verdicts are rarely overturned due to jury instructions in civil court, this is not the case in criminal court.

In any case, color range is rarely discussed as a feature of the display as LCDs are designed to match the color ranges of the content that they are intended to show.

Such parabolic orbits are a special case that are rarely found in nature.

The commonly held belief that a grain of sand acts as the irritant is in fact rarely the case.

In practice, this is rarely the case.

Jean-Jacques Rousseau's social contract theory states that governments draw their power from the governed, its ' sovereign ' people ( usually a certain ethnic group, and the state's limits are legitimated theoretically as that people's lands, although that is often not, rarely exactly, the case ), that no person should have absolute power, and that a legitimate state is one which meets the needs and wishes of its citizens.

So although intricate combinations of pitches sounding simultaneously do occur in Indian classical music, they are rarely studied as teleological harmonic or contrapuntal progressions, which is the case with notated Western music.

The illative case, denoting direction of movement, occurs rarely in modern standard Lithuanian, although used in the common spoken language, especially in certain dialects.

It is a comparatively rarely used case, though it is found in some commonly used expressions, such as omin silmin → " with one's own eyes ".

Whilst hierarchy is quickly established between individuals from a single group, this is not the case with organisms from different groups ; these are substantially more aggressive and very rarely climb one another or form aggregates.

In each case, the title is followed ( when available ) by the female form and then ( not always available, and obviously rarely applicable to a prince of the blood without a principality ) the name of the territorial associated with it, each separated by a slash.