No, it's not B. The energy needed to "pump" sodium outside the cell in active transport is ATP. When ATP releases energy (for metabolism usage) during active transport, the sodium is discarded.
Answer: The skeletal portion of the system serves as the main storage is to help regulate mineral balance in the bloodstream.
I hope this help. Stay safe, wash your hands
It's called major histocompatibility complex protein
What causes hemolytic disease of the newborn (HDN)? HDN most frequently occurs when an Rh negative mother has a baby with an Rh positive father. When the baby's Rh factor is positive, like the father's, problems can develop if the baby's red blood cells cross to the Rh negative mother.
