Question

question 7 (1 point)
the macromolecules that make up the majority of the cell membranes structure are

a carbohydrates
b lipids
c enzymes
d proteins

Explanation:

Cell membranes are primarily composed of lipids, specifically phospholipids which form a bilayer. Proteins are present but are not the majority. Enzymes are a type of protein and not the main structural component. Carbohydrates are present (often attached to lipids or proteins) but in smaller amounts compared to lipids.

Answer:

B. lipids