Why Are Lipids and Proteins Free to Move Laterally in Membranes

question 43

Multiple Choice

Why are lipids and proteins free to move laterally in membranes?

• A) The interior of the membrane is filled with liquid water.
• B) Lipids and proteins repulse each other in the membrane.
• C) Hydrophilic portions of the lipids are in the interior of the membrane.
• D) There are only weak hydrophobic interactions in the interior of the membrane.

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Definitions:

Assigning Probabilities

The process of determining the likelihood of various outcomes in an experiment or situation.

Equally Likely

A situation where all outcomes of an experiment or event have the same probability of occurring.

Mutually Exclusive

Characteristics of events that cannot occur at the same time within a single experiment or trial.

Sample Space

The set of all possible outcomes or results in a probability experiment.