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.

B. Glucose is too big to pass through.

Hope this helps!

They must use the scientific method

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass