1.   It is as if the vegetal cells have set up a new boundary region for specifying positional information.

2.   The rate of movement can be measured by following the change in refractive index nsimilar through the boundary region.

3.   Now, the United States and other Western governments fear that the boundary region could be the scene of renewed fighting.

4.   Yugoslav authorities set a Monday afternoon deadline for NATO to clear out the militants from the boundary region.

5.   Yugoslav authorities set a tomorrow-afternoon deadline for NATO to clear out the militants from the boundary region.

6.   Yugoslav authorities expected NATO to clear out the militants from the boundary region by tomorrow afternoon and have threatened to launch counterattacks after the deadline passes.