Question

Which statement explains why oxygen molecules easily diffuse across a cell membrane while glucose molecules do not?

A. Oxygen is polar.
B. Glucose is too big to pass through.
C. Protein membranes block glucose.
D. Oxygen is a gas.

Answer 1

Glucose is too big to pass through

Step-by-step explanation:

Answer 2

B. Glucose is too big to pass through.

Hope this helps!