It turns out, for example, that several different proteins may be produced from a single stretch of DNA.
Instead, for whatever reason, as the Free Press noted, a quarter of the remaining samples "came from a single stretch of Flushing Road in Flint," which had a water-main section only a few years old.
He filmed the beads of sweat provoked by the sun, probably even her pores — although that smooth, uniform skin seemed to have no pores, no folds or bumps, and not a single stretch mark marred her buttocks.
Hidden beneath overhanging trees and marked only by overgrown restaurant signs measuring the metres to your next meal, a single stretch of restaurants showcase Brazil's huge cultural diversity.
Three stencils by the street artist Banksy have been destroyed by construction workers in Melbourne, bringing the number of works by the renowned artist wrecked on a single stretch of inner-city laneway to five in two years.
The death toll was the highest in a single stretch since July 8, when at least 62 people were killed by gunfire from soldiers and police officers who shot at a group of Mr. Morsi's supporters.
Charles Morin, the Laval University psychologist, told me that it's not uncommon to discover that a particularly implacable case of insomnia snowballed out of a single stretch of poor sleep — even one with a clear, unavoidable cause, like stress over a new job.
Maso cited another Bordeaux-Paris race (the event called for herculean stamina, being run in a single stretch, right through the night), in which the allowance per man in one team was a bottle of eau-de-vie, some port, some white wine, and some champagne.
They'll take on fat and build flight muscles, and then fly 2,400km or more at a single stretch, arriving at their destination exhausted and vulnerable, and overwhelmingly dependent on being able to find easy food, which is what horseshoe crab eggs used to represent.
Over the past 20 years, biologists have voiced increasing concern about the monarch butterfly's most threatened and critical habitat, a single stretch of Mexican forest to which hundreds of millions of these butterflies migrate from the United States each year to spend the winter.
