Amphipathic Molecules: Definition & Example


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Can the entire cholesterol molecule associate with water molecules?

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1. What is the distinguishing physical property of amphipathic molecules?

2. Why would it be a bad thing for a cell membrane to consist only of saturated lipids?

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About This Quiz & Worksheet

Check your knowledge of amphipathic molecules with this quiz and worksheet. Assessment items will cover the characteristics of these types of molecules and other related information.

Quiz & Worksheet Goals

Assessments will cover:

  • Physical properties of amphipathic molecules
  • The biological function of cholesterol
  • Whether an entire cholesterol molecule can associate with water molecules

Skills Practiced

  • Information recall - access the knowledge you've gained regarding the difference between a lipid that is a liquid at room temperature and one that is solid
  • Reading comprehension - ensure that you draw the most important information from the lesson on amphipathic molecules
  • Knowledge application - use your knowledge to answer questions regarding why a cell membrane consisting of only saturated lipids is a bad thing

Additional Learning

Learn about amphipathic lipids by reviewing the lesson, Amphipathic Molecules: Definition & Example. Objectives covered include:

  • Define hydrophilic and hydrophobic
  • Know the biological role of amphipathic molecules
  • Review diagrams of lipids