Question

question 7
in the cell membrane diagram below, which structure is labeled with the letter b?

a phospholipid
b carbohydrate chains
c nucleic acids
d protein

Explanation:

The cell membrane's basic structure is the phospholipid bilayer. Phospholipids form the main framework, with hydrophilic heads and hydrophobic tails arranged in two layers. Other structures like proteins are embedded within. Based on typical diagrams, label B likely points to the phospholipid component.

Answer:

a. Phospholipid