Cell Membrane Function

This tutorial will help you to understand how a molecule can be transported across a membrane against a concentration gradient. Cellular membranes function to keep the internal environment of the cell distinct from the external environment. Concentrations of many molecules differ across cellular membranes. This animation shows the function of the sodium potassium pump.

Resource ID#: 121895 Type: Tutorial

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Direct Link: http://highered.mheducation.com/sites/9834092339/student_view0/chapter38/cotransport__symport_and_antiport_.html

General Information

Subject(s): Science

Grade Level(s): 9, 10, 11, 12

Intended Audience: Students

Suggested Technology: Computers for Students, Internet Connection, Adobe Flash Player

Keywords: cell membrane, concentration gradient, sodium potassium pump

Instructional Component Type(s): Tutorial

Resource Collection: Science - Biology - Grades 9-12 Existing Student Tutorials

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