[mặc khải thứ 10] [Là m nên] [リフター 家㠮柱] [في مخطوطة 4Q246] [A cell needs to transport large molecules across its membrane against a concentration gradient. Which process would be most appropriate? Simple diffusion moving molecules down concentration gradients passively Facilitated diffusion using protein channels to assist molecular movement Osmos] [trưởng thành] [bói khổng minh] [Lục niệm hoà] [con ch����ng ta h������nh ph����c l���� �����Ã] [phạm binhf minh]