Question

(c) chitin
Most cell membranes are composed principally
of
(a) DNA and ATP
(b) protein and lipids
(c) chitin and starch
(d) nucleotides and amino acids.​

Answer 1

Answer:

option b

Explanation:

Cell membranes are composed primarily of fatty-acid-based lipids and proteins. Membrane lipids are principally of two types, phospholipids and sterols (generally cholesterol).

Answer 2

Answer:

Most of the cell membranes are mainly composed of Proteins and lipids.

Thus cell membrane can also be regarded as Lipid Bilayer.

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