An Overall View An action potential is produced by the movement ofions across the membrane through voltage-gated chan-nels. This ion movement, which occurs only when thechannels are open, changes the distribution of chargeson either side of the membrane.
Galvanising is a term used to describe the protection of a metal (usually iron or steel) by the application of a Zinc coating. The zinc acts as a sacrificial anode in a corro â¦ sion cell with the component to be protected being the cathode.xists and is an alternate of. Merge this question into. Split and merge into it. Answer by Robbb. Confidence votes 86.8K. Zinc is used in galvanizing because zinc can be made to stick to iron and does not rust. In addition, when you cut it, the zinc will cover the iron at the point where it is cut.
In alloys such as bronze, zinc makes the metal stronger and sometimes easier to work as well. It is also used in solders and in galvanizing. Zinc oxide, a well known compound, is a popular ingredient in sunscreen. Some batteries, pigments, and coins also contain this metal.