Which component of a homeostatic system compares sensory information to a target value?

Wht happens as electrons in the electron transport chain release their energy

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.

What organ is the first to receive nutrients that have been absorbed from the digestive tract?