How Do Molecules Cross the Cell Membrane? Channels, Carriers & Active Transport Explained

Can a cell control what gets in and what stays out? Here's how membrane transport actually works. In this episode of the Jack Westin MCAT Podcast, Mike and Molly break down one of the most tested concepts on the exam: how molecules move across the cell membrane. Building on last episode's dive into lipids, they explore what makes a membrane selectively permeable and why that matters for medicine as a whole. 🎧 Next episode: Cellular trafficking, how molecules move within the cell after they cross the membrane. Get started with our resources!📌 Success Advising (get clarity on where you are and on what support and resources are necessary for your success): https://calendly.com/academic-advising-4/jack-westin-academic-advising?utm_source=spotify&utm_medium=podcast💻 Try our Chrome Extension (expert solutions to every AAMC passage): https://tinyurl.com/4jw5pad8📚 Free QBANK: https://jackwestin.com/qbank/?utm_source=spotify&utm_medium=podcast🎓 Live Sessions: https://jackwestin.com/sessions?utm_source=spotify&utm_medium=podcast👨🏻‍🏫 Courses (guaranteed to improve your score): https://jackwestin.com/courses?utm_source=spotify&utm_medium=podcast🙋 Tutoring (guaranteed to improve your score): https://jackwestin.com/services/live-online-mcat-tutoring?utm_source=spotify&utm_medium=podcast