This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Bkchannel. bk channel structure Made by user Fuelbottle user Fuelbottle Fuelbottle original upload log en Sreejithk CommonsHelper page en Bkchannel Fuelbottle bytes no channel structure Electrophysiology Transmembrane proteins Ion channels
Page 2023 Free-images.com. All images are Public Domain