The answer is A, a vaccine. This is why they are often given to children for prevention.
Diffusion occurs. because of the status of movement
It shows that life has developed on earth over time ever since the exsistence of earth began.
Answer:
Option C) Oxygen is the correct answer.
Explanation:
Oxygen molecule can pass freely through the lipid bilayer. There are some molecules which are soluble in lipids called lipid soluble molecules. Oxygen is soluble in lipids so it can be absorbed by lipid bilayer. Lipid bilayer is present in all cell membrane of cells which helps in the diffusion oxygen from outside environment into the cell which is necessary for the cell.
