⦁ The immature shark hatches in autumn, when the plankton blooms are dying off. With this source of food disappearing, how does it survive?

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Which of the follow describes a disadvantage secondary sources have compared to primary sources?

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.