Aquaporins: Definition & Function


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question 1 of 3

Natural movement of molecules from high to low concentration is called _____.

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1. The movement of water across a selectively permeable membrane is called _____.

2. Aquaporins are protein tunnels that allow which important molecule to travel across a cell membrane?

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About This Quiz & Worksheet

The purpose of the cell membrane to protect the organelles of a cell from foreign material, thus cells need ways to move need material through it. One way is through the use of aquaporins. Use this assessment to assess how well you understand the functions of aquaporins.

Quiz & Worksheet Goals

This assessment will measure your knowledge of:

  • The natural movement of molecules
  • How water moves across selectively permeable membranes
  • What material aquaporins allow to travel across the cell membrane
  • Properties of cell membranes

Skills Practiced

Some skills practiced in this exam include:

  • Information recall - access the knowledge you've gained regarding the functions of aquaporins
  • Reading comprehension - ensure that you draw the most important information about the properties of cell membranes from the related lesson
  • Knowledge application - use your knowledge to answer questions about how molecules move across the cell membrane

Additional Learning

For an effective review, complete the related lesson Aquaporins: Definition & Functions. Use this review to prepare for questions related to the ones of the assessment and study:

  • Molecules cells needs to function
  • Examples of diffusion
  • Visual diagrams that describe how the cell membrane functions