IB Biology · B2.1 · SL

B2.1 Membranes

10 review questions with answers for B2.1 Membranes, marked SL. Read them here, or play the set as a class game on the projector. Free to host, and students join with a code.

A question from this set

The double layer of phospholipids that forms the fundamental basis of all cell membranes?

  • Peripheral protein
  • Phospholipid bilayerRight answer
  • Fluid mosaic model
  • Integral protein
From B2.1 Membranes, 10 questions.

All 10 questions and answers

  1. The double layer of phospholipids that forms the fundamental basis of all cell membranes?

    Answer: Phospholipid bilayer

  2. The model describing the membrane as a fluid bilayer with mobile, embedded proteins?

    Answer: Fluid mosaic model

  3. A protein that is permanently embedded within the phospholipid bilayer?

    Answer: Integral protein

  4. A protein temporarily attached to the surface of the membrane?

    Answer: Peripheral protein

  5. A steroid in animal membranes that regulates fluidity and stability?

    Answer: Cholesterol

  6. A membrane protein with an attached carbohydrate chain used for cell recognition?

    Answer: Glycoprotein

  7. A membrane lipid with an attached carbohydrate chain?

    Answer: Glycolipid

  8. What term describes a molecule that has both hydrophilic and hydrophobic parts?

    Answer: Amphipathic

  9. What is the term for "water-loving" (attracted to water)?

    Answer: Hydrophilic

  10. What is the term for "water-fearing" (not attracted to water, insoluble in it)?

    Answer: Hydrophobic

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