The Covington County, Alabama sales tax is 6.00% , consisting of 4.00% Alabama state sales tax and 2.00% Covington County local sales taxes.The local sales tax consists of a 2.00% county sales tax. The Covington County Sales Tax is collected by the merchant on all qualifying sales made within Covington County.
CASK-related intellectual disability, as its name suggests, is caused by mutations in the CASK gene. This gene provides instructions for making a protein called calcium/calmodulin-dependent serine protein kinase (CASK).
Cockayne syndrome-caused by mutations in the ERCC6 gene. More than 60 ERCC6 gene mutations that cause Cockayne syndrome have been identified. Many of these mutations lead to the production of an abnormally short version of the CSB protein that cannot function properly.ore than 60 ERCC6 gene mutations that cause Cockayne syndrome have been identified. Many of these mutations lead to the production of an abnormally short version of the CSB protein that cannot function properly.