B3 Flashcards
1
Q
5 different anions (-ve ions)
A
Nitrate (NO3-). Mineral ion absorbed by plants, provide source of nitrogen to make aa).
Hydrogencarbonate (HCO3-). Maintain blood pH.
Chloride (Cl-). -ve charge to balance +ve Na+/K+.
Phosphate (PO43-). form phospholipids for membrances, nucleic acids, ATP formation.
Hydroxide (OH-).
2
Q
5 different cations (+ve ions)
A
Ca2+. Muscle contraction/nerve impulse transmission.
Na+. co-transport, reabsorption in kidney of H2O, nerve i
