Rough endoplasmic reticulumn have ribosomes on it.It gives a high surface area for protein synthesis.
Pleura is a double layered membrane surrounding each lung.
Mitochondria are the only organelle in a cell which is surrounded by a double layered membrane. Also chloroplast in plants are surrounded by double layered membrane.
Pleura is a double layered membrane surrounding each lung.
Two
pericardium
The nuclear envelope is a double-layered membrane that surrounds the nucleus. The nuclear envelope has nuclear pores that regulate materials going in and out of the nucleus.
cell membrane
phospholipids
Phospholipids lays the basic structure.Proteins,carbohydrates also join in forming the membrane.
cell memrane
The Mesentery membrane.
All cells are surrounded by a cell membrane - which is mostly a bilayer (double layer) of phospholipids.