Membrane Fluidity – Biological Membranes
About the Lecture
The lecture Membrane Fluidity – Biological Membranes by Kevin Ahern, PhD is from the course Biochemistry: Basics.
Included Quiz Questions
Which of the following statements regarding membrane fluidity is NOT true?
- The cell membranes in the fish have higher amounts of saturated fatty acids than unsaturated fatty acids.
- Membrane fluidity varies with the changes in the cell membrane compositions.
- The transition temperature (Tm) of the cell membrane defines the point of the conversion from a solid-like phase to a fluid-like phase.
- The unsaturated fatty acids in the lipid bilayer lower the transition temperature point.
- The fluidity of the cell membrane is very important for the survival of the cell in varying temperatures.
Which of the following is true regarding the composition of lipid bilayers?
- It involves more unsaturated fatty acids for cells in colder temperatures.
- It does not include cholesterol.
- It includes proteins, lipids, and phosphates, but not carbohydrates.
- It does not involve charged substances.
- It involves more saturated fatty acids in colder temperatures.
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Author of lecture Membrane Fluidity – Biological Membranes
Kevin Ahern, PhD
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