Question

The graphic shows a model of a cell.
An outermost barrier around a cell is labeled as the cell membrane.
Select three correct statements that explain how the cell membrane contributes to the function of the cell.
A.
The cell membrane controls the activities of the cell.

B.
The cell membrane only allows beneficial molecules into the cell.

C.
The cell membrane is capable of receiving and recognizing chemical signals.

D.
The cell membrane separates cellular contents from the outside environment.

E.
The cell membrane is a barrier that keeps all harmful substances from entering.

F.
The cell membrane controls the movement of molecules into and out of the cell.

Answer 1

Correct answers: C, D, and F.

- C: The membrane has receptor proteins that receive and recognize chemical signals.
- D: The membrane separates the cell's internal contents from the external environment.
- F: The membrane regulates movement of molecules into and out of the cell (selective permeability and transport proteins).