The basic membrane structure is a [ ] with [ ] embedded in it.
The basic membrane structure is a phospholipid bilayer with proteins and other molecules embedded in it.
The basic membrane structure is a triglyceride bilayer with proteins and other molecules embedded in it.
The basic membrane structure is a phospholipid monolayer with proteins and other molecules embedded in it.
The basic membrane structure is a phospholipid bilayer with cellulose fibres embedded in it.