HORTICULTURE

Detailed explanation-1: -The outer lining of a eukaryotic cell is called the plasma membrane. This membrane serves to separate and protect a cell from its surrounding environment and is made mostly from a double layer of proteins and lipids, fat-like molecules.

Detailed explanation-2: -The cell membrane surrounds the cytoplasm of living cells, physically separating the intracellular components from the extracellular environment.