Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
단백질의 구조에서 알파나선은 중요한 역할을 합니다.danbaegjil-ui gujoeseo alpanaseun-eun jungyohan yeoghal-eul hamnida.In the structure of proteins, the alpha helix plays an important role.