What kind of bond holds together atoms within a molecule?

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone

Is this mrna or rna need need the answer in a hurry