I think its the left one (sorry if im wrong)
Only certain species ofmosquitoes of the Anopheles genus—and only females of those species—can transmitmalaria. Malaria is caused by a one-celled parasite called a Plasmodium. Female Anopheles mosquitoespick up the parasite from infected people when they bite to obtain blood needed to nurture their eggs.
The structure of the lipid bilayer allows small, uncharged substances such as oxygen and carbon dioxide, and hydrophobic molecules such as lipids, to pass through the cell membrane, down their concentration gradient, by simple diffusion.
fine or sheer enough to be seen through