PLEASE ANSWER ASAP WILL MARK BRAINLIEST The image shows rock strata from three different regions on earth. Identify all the layers that contain an index fossil

The model illustrates a process by which a substance is taken up by a cell

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 process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis