Which of the Following Is True About Membrane Proteins Embedded

question 12

Multiple Choice

Which of the following is true about membrane proteins embedded within the lipid bilayer?

• A)An increased temperature of the bilayer decreases the rate of transverse diffusion of the membrane protein.
• B)They undergo transverse diffusion approximately every 5 seconds at body temperature.
• C)They undergo transverse diffusion readily at body temperature unless their movement is restricted by other cellular components.
• D)As the temperature decreases,lateral diffusion of the membrane protein is restricted in bilayers with lipids which have longer chain fatty acids and fewer double bonds.
• E)Lateral diffusion of the membrane protein occurs independent of bilayer composition and temperature.

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