The movement of ions or molecules across a cell membrane in the direction opposite that of diffusion, that is, from an area of lower concentration to one of higher concentration. The energy needed for active transport is supplied by ATP.
At the second tier, you can expect to pay $60 - $70 per linear foot. You'll have some concerns about chipping and denting, but less so than at the lower tier. At the highest tier, soapstone bathroom countertops are priced at $70 - $80 per linear foot, and their durability should not be an issue. See also: Bathroom Remodeling Ideas, Options and Solutions.
Cost to get a new granite countertop installed varies from $30 to $75 per square foot. There are three essential factors which determine the total cost of granite countertop installation: amount spent on purchasing granite slab, cost of fabrication, and actual on-site installation expenses.ome granite countertop fabricators will include the sink cutout in the total price of granite countertop installed resulting higher cost per square foot while others will add it as a separate fee which might vary from $130 to $360.