1.7 - Inorganic ions Flashcards
1
Q
Where are inorganic ions found?
A
In solution in the cytoplasm and body fluids of organisms
2
Q
Describe the role of sodium ions
A
Co-transport of glucose/amino acids
Affects osmosis/water potential
3
Q
Describe the role of iron ions
A
Haemoglobin binds with oxygen
4
Q
Describe the role of phosphate ions
A
Affects osmosis/water potential
Joins nucleotides in phosphodiester bond
Component of DNA
Used to produce ATP
Phosphorylates other compounds, usually making them more reactive
Hydrophilic part of phospholipid bilayer
5
Q
Describe the role of hydrogen ions
A
Control the pH
