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Biblioteka

Cell Membrane Part 1 Concept Review

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Posljednje ažuriranje about 8 years ago
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A short review focusing on the structure of the cell membrane and diffusion.

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Pitanje 1
1.

Point to/circle/color the following with the indicated colorrs.

Phospholipid bilayer (no color)

Peripheral protein (red)

Integral protein (pink)

Cholesterol (blue)

Fatty acid tails (orange)

Glycoprotein (green)

Phosphate heads (yellow)

Glycolipids (purple)

Pitanje 2
2.

Match the cell membrane structure or its function with the correct letter from the cell membrane diagram.

  • A

  • B

  • C

  • D

  • E

  • F

  • G

  • H

  • I

  • Attracts water

  • Helps maintain flexibility of membrane

  • Involved in cell-to-cell recognition

  • Repels water

  • Make up the bilayer

  • Help transport certain materials across the cell membrane

Pitanje 3
3.

Which plasma membrane component can be either

found on its surface or embedded in the membrane

structure?

Pitanje 4
4.

What is the primary function of carbohydrates attached

to the exterior of cell membranes?

Pitanje 5
5.

The principal force driving movement in diffusion is the

__________.

Pitanje 9
9.

Why does water move through a membrane and how is it able to do so, explain.