El Paso Community College Molecular Structure Questions

Question Description

Im studying and need help with a Biology question to help me learn.

1.Describe the molecular structure of lipids, their physical properties, and the roles they play in cells.

2.Use the properties of phospholipids to explain how they spontaneously form selectively permeable membranes.

3.Predict how gradients can affect the movement of water and solutes across a membrane.

4.Compare and contrast how membrane proteins help substances cross a cell membrane via passive and active transport.

Use this link to help you understand cells in different osmotic solutions:

Virtual Osmosis Lab

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