Question

The phospholipid bilayer describes a structure with:

оа
ob
ос
od
Polar heads on the outside and non-polar tails on the inside.
Non-polar tails on the outside and polar heads on the inside.
Polar layers on both the inside and outside.
Non-polar layers on both the inside and outside.

Answer 1

Polar heads on the outside and non-polar tails on the inside.