Habitat destruction and pollution, among other things, can overwhelm the natural tendency of a population to contract inward.
The ensemble wanders away from the home key and then back, whereupon the cycle begins again, now with a chorus singing "Herr, unser Herrscher Lordour, ourulerer") in chords that contract inward: Herr! Herr! Herr! unser Herr-r-r . . .
That is, a population headed toward extinction responds by contracting inward, reducing its range to a central core.
"Cells move by extending one protrusion forward and another backward, contracting inward, and then releasing one of the contacts before releasing the other," she said.
"Cells move by extending one protrusion forward and another backward, contracting inward and then releasing one of the contacts before releasing the other," she said.
On the other hand, the edge of the half-split core liners of the piston cores used during this cruise contracted inward and the width of the core liners decreased when being split.
He says the reverse process in which a spherical wave contracts inward with each sample of wave predetermining what happens at the point the wave is absorbed would obey the laws of nature but seldom happens in actual fact.
The whole time he was there, I'd felt I should say something, and the longer he stayed, the more I sensed myself contracting inward, as if a weight were pressing on my neck.
Within 12 h, pertussis toxin-treated colonies contracted inward, lost pseudopodia-like projections, and adopted a dense, aggregated morphology similar to that of mouse ES cell colonies (Figure 2, Supplemental Movie S1).
The scheme has been welcomed by both cities and by large social enterprises in the area, who want to work together to attract big contracts and inward investment.
b To accommodate the tension in the y-direction, BP contracts in the x-direction, i.e. atoms 1 and 4 move inward along the attached arrows (red online).
