Article
Khan Academy

Khan Academy: Passive Transport & Active Transport Across Cell Membrane Article

For Students 9th - 10th
The cell membrane is one of the great multi-taskers of biology. It provides structure for the cell, protects cytosolic contents from the environment, and allows cells to act as specialized units. Learn how the membrane functions to...
Unit Plan
Indiana University

Ensi: Introduction to Evolution Lesson Plan

For Teachers 9th - 10th
This unit plan presented by the Evolution and the Nature of Science Institutes is one way to introduce evolution. The authors have created a Pre-test about what evolution is/is not to address misconceptions. There are handouts and...