Question

4.4. diagram a plasma membrane, showing how the structure allows some substances in and keeps others out. the main structural components of a cell’s membrane bilayer are phospholipids. true false

Explanation:

The plasma membrane is a lipid - bilayer mainly composed of phospholipids. Phospholipids have a hydrophilic head and a hydrophobic tail, which form the basic structure of the membrane. This structure plays a crucial role in the membrane's function of selective permeability.

Answer:

True