Why will some molecules such as oxygen, carbon dioxide, nitrogen freely
move through the lipid bilayer of the cell membrane? *
O They are hydrophobic.
O They are ions.
O They are small, non-polar.
They are polar

Explanation:

Option A they are hydrophobic is the correct answer

the offspring would all be white. if the parents are both white flowers then they have the genotype rr, which when crossed results in an all white punnet square.