Question

Which macromolecule makes up the main structure of the cell membrane?

answer:

Carbohydrates


Proteins


Lipids


Nucleic Acids

Answer 1

Answer:

Lipids

Explanation:

Cell membranes are composed of proteins and lipids. Since they are made up  of mostly lipids, only certain substances can move through. Phospholipids are the most abundant type of lipid found in the membrane.