Membrane Fluidity – Biological Membranes
Über den Vortrag
Der Vortrag „Membrane Fluidity – Biological Membranes“ von Kevin Ahern, PhD ist Bestandteil des Kurses „Biochemistry: Basics“.
Quiz zum Vortrag
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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Dozent des Vortrages Membrane Fluidity – Biological Membranes
Kevin Ahern, PhD
Dr. Kevin Ahern is a Professor in the Department of Biochemistry and Biophysics at Oregon State University (OSU), USA.
He obtained his PhD in Biochemistry from Oregon State University. Currently, he teaches courses for health sciences students at OSU.
He is co-author of three Open Educational electronic textbooks on Biochemistry and a Guide to Getting Into Medical School.
Due to his achievements, he earned OSU’s highest teaching recognition, the Elizabeth P. Ritchie Distinguished Professor Award in 2017.
Within Lecturio, Dr. Ahern teaches courses on Biochemistry and on "How to Get into Medical School”.
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