Question

Neuron membrane consists of :
1) protein and lipid
2) lipid and carbohydrates
3) carbohydrates and proteins
4) all of these ​

Answer 1

membrane is composed of two layers of lipid or fat molecules (phospholipids, in particular), with the water-repelling tails of these molecules directed toward the middle of the membrane and away from the fluid found outside and inside the cell.