Select one answer.
How does the selective permeability of the membrane help thecell.
This allows the cell to maintain the proper shape.
This allows the cell to regulate what enters and exits
This allows the cell to maintain a constant temperature.
All of these
Question 6
Select one answer.
What is the role of carbohydrates in the plasma membrane?
cellular identification
adhesion
transport materials across the membrane
help maintain fluidity
Question 7
Select one answer.
Which component of the plasma membrane has the widest variety offunctions?
sterols
carbohydrates
phospholipids
proteins
Question 8
Select one answer.
All of the following have an effect on the fluidity of amembrane except:
interactions among fatty acids in the core of the bilayer
the cholesterol content
the ratio of saturated to unsaturated fatty acids
the presence of integral proteins in the membrane