Al Khaleej National School
Science Department-Biology
Cell membrane-Worksheet#1
Name: _____________________________ Class: ________________ Date:
Part A: Choose the best answer
1. The cell membrane is made up of:
a) Phospholipid bilayer
b) Carbohydrate chains
c) Two carbon layers
d) Protein layer
Part B: Draw and label the molecule that makes up the cell membrane:
Part C: Identify the function of different molecules that could be found in the plasma membrane:
1-_________________________________________________________________________________________________________
2___________________________________________________________________________________________________________
3____________________________________________________________________________________________________________