Question #81804
The ________ the phospholipid bilayer prevent hydrophilic substances from passing straight through the plasma membrane.
a. hydrophobic heads surrounding
b. hydrophobic tails in the center of
c. physical size limitations of
a. hydrophobic heads surrounding
b. hydrophobic tails in the center of
c. physical size limitations of
Expert's answer
Answer
b. hydrophobic tails in the center of
Hydrophobic tails of phospholipids localized in two layers of the bilipid membrane interact in the center of the membrane and prevent the water-soluble (hydrophilic) substances from passing through the membrane.
