Q-5 Plasma membrane is composed of
(a) cellulose and lipids

(b) lipids and proteins

(c) peptidoglycan and lipids

(d) cellulose and proteins

Dear Student,

Plasma membrane is composed of a lipid bilayer, with a polar head towards the outer side, and hydrophobic tails towards the inner side. Proteins and carbohydrates are also present in the cell membrane. So, correct option is (b). 

REGARDS.