Which of these statements describes the plasma membrane
A)Under an electron microscope, it appears as two dark lines with a light space between.
B)In its resting state, it is more permeable to Na⁺ than to K-.
C)It does not contain cholesterol.
D)It can be seen under an ordinary light microscope.

Question

Quizplus · Accepted Answer

The plasma membrane appears as two dark lines with a light space between them under an electron microscope.

Answer: B
 The plasma membrane is more permeable to K⁺ than to Na⁺ in its resting state.

Answer: D
 The plasma membrane can be seen under an ordinary light microscope.

Therefore, the correct choices are A, B, and D.

Which of These Statements Describes the Plasma Membrane