Zusammenfassung der Ressource
Biological
Ions
- Calcium
- Calcium pectate - binds
middle lamella / bone and
teeth
- Iron
- Prosthetic group in
Haemoglobin - transport
oxygen in blood
- Magnesium
- Prosthetic group in
chlorophyll - gives light
absorbing properties
- Potassium
- Maintains electrical
gradient across neurones
and enzyme cofactor
- Nitrate
- Component of amino
acids / nucleic acids /
chlorophyll
- Phosphate
- Component of nucleic
acids / ATP
- Hydrogencarbonate
- Natural buffer and found
in plasma, involved in
carbon dioxide transport