Movement Across Membranes Question 5

Which of the following statements is true regarding the movement of substances across cell membranes?

Ions are unable to move through the phospholipid bilayer because the nonpolar tail regions of the phospholipids are hydrophobic.

Ions are able to move through the phospholipid bilayer because the polar head regions of the phospholipids are charged.

Water is able to move through the phospholipid bilayer because the nonpolar tail regions of the phospholipids are charged.

Water is unable to move through the phospholipid bilayer because the polar head regions of the phospholipids are charged.