Which of the Following Is a Reasonable Explanation for Why

question 74

Multiple Choice

Which of the following is a reasonable explanation for why unsaturated fatty acids help keep any membrane more fluid at lower temperatures?

• A)The double bonds form kinks in the fatty acid tails, forcing adjacent lipids to be further apart.
• B)Unsaturated fatty acids have a higher cholesterol content and therefore more cholesterol in membranes.
• C)Unsaturated fatty acids permit more water in the interior of the membrane.
• D)The double bonds block interaction among the hydrophilic head groups of the lipids.
• E)The double bonds result in shorter fatty acid tails and thinner membranes.

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