Inorganic Ions Flashcards
(6 cards)
1
Q
Where do inorganic ions occur?
A
Solution in cytoplasm and body fluids of organisms. Both high and low concentrations.
2
Q
What are the 4 types of inorganic ion?
A
Sodium, iron, hydrogen, phosphate.
3
Q
Role of sodium ions?
A
Co-transport of glucose and amino acids across cell membranes.
4
Q
Role of iron ions?
A
Component of haemoglobin which transports oxygen.
5
Q
Role of hydrogen ions?
A
Determining pH and thus affecting protein structure and enzyme activity.
6
Q
Role of phosphate ions?
A
Structural component of DNA, RNA and ATP.
