Question

Which sequence represents a cross section of the bilayer

A hydrophilic head, hydrophobic tail, hydrophobic tail, hydrophilic head
B hydrophobic tail, hydrophilic head, hydrophobic tail, hydrophilic head
c hydrophobic head, hydrophilic tail. hydrophilic tail, hydrophobic head
D hydrophilic tail, hydrophobic head, hydrophobic head, hydrophilic tail​

Answer 1

The answer you are looking for is a

Answer 2

The answer would be A.

The cell membrane is a bilayer of phospholipids. Each phospholipid has a hydrophilic head and a hydro phobic tail. The heads are on the outer parts of the membrane in contact with water.