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:
1 Mid-range flooring (about five piles in the core and a slightly thicker wood veneer) costs around $8-$15 a square foot for a standard installation and $10-$18 for a more difficult project, making total costs for a 20x20-foot living room about $3,300-$6,300 with standard installation and $4,100-$7,500 for complex work. A homeowner installed flooring in an 85-square-foot entrance hall for about $500 (just under $6 a square foot), but ThisOldHouse.com estimates it takes moderate skills, 6 to 8 hours and $8-$12 per square foot to install good engineered-wood flooring.