Cell Membranes Are Asymmetrical

question 15

Multiple Choice

Cell membranes are asymmetrical. Which of the following is the most likely explanation?

• A) The cell membrane forms a border between one cell and another in tightly packed tissues such as epithelium.
• B) Cell membranes communicate signals from one organism to another.
• C) The two sides of a cell membrane face different environments and carry out different functions.
• D) The "innerness" and "outerness" of membrane surfaces are predetermined by genes.
• E) Proteins can only be associated with the cell membranes on the cytoplasmic side.

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SPSS Output

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