Prophase II - Spindle fibers reform, and centrioles move to opposite ends. Metaphase II- Spindle fibers attach and move to equator in a single file line. Anaphase II - Spindle Fibers shorten and seperate, chromosomes into seperate chromitides and go to poles.
1 Hiring a remodeling contractor to build a second floor addition can run $100-$300 a square foot for the typical addition (2-3 bedrooms and a bath plus a flight of stairs), but can go as high as $400-$500 per square foot depending on complexity, quality of materials and local labor rates.uilding a second floor (also called a second story) can added much-needed space, but costs at least 20 percent more than building the same square footage at ground level. However. if you don't have the land to build out it can make sense to go up. Typical costs:
Second Story Addition Costs. The cost to build a whole new floor of home space is never cheap. Talk to local contractors who have done this sort of project before. Be prepared to spend at least $150 per square foot and as much as $300 per square foot of new space.