Biology Activity: Cell Membrane

Biology activity, aimed at first-year high school students, with questions elaborated on the cell membrane.

This biology activity is available for download in an editable Word template, ready to print in PDF and also the completed activity.

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SCHOOL: DATE:

PROF: CLASS:

NAME:

cell membranes

1) The plasma membrane is characterized by having selective permeability. Explain the meaning of this term.
A.

2) Explain why, in relation to the molecular constitution of the plasma membrane, we speak of fluid mosaic.
A.

3) Explain what conditions must exist for a solute to diffuse between a cell and its environment.
A.

4) Some proteins in the plasma membrane act in the transport of substances. What proteins are these and under what conditions do they work?
A.

5) Both facilitated diffusion and active transport involve the participation of transport proteins. So, explain what differentiates one process from another.
A.

Per Camila Farias

At answers are in the link above the header.

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