3. Which type of molecule is more likely to quickly pass through a cellular membrane via simple diffusion, polar or nonpolar? Why?

The molecules most likely to pass through a cellular membrane are small molecules, whether they are polar or non-polar. Molecules such as oxygen and carbon dioxide (non-polar molecules) pass easily through the cellular membrane, as does water, a polar molecule.

Explanation: Hope this helps.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.