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.
The cost rises if you are required to install it over an existing countertop with additional customized features. On an average, cost per square foot is somewhere between USD 60 - USD 80.If you are planning to install it on existing countertop, then be prepared to spend anywhere between USD 90 - USD 130 per square foot. Finest quality granite transformations may cost you slightly more than that.(Please note that granite transformations prices are subject to change as per your location/country.).he cost rises if you are required to install it over an existing countertop with additional customized features. On an average, cost per square foot is somewhere between USD 60 - USD 80.