Inorganic ions // Biochemistry Flashcards
1
Q
What is iron used for
A
Used to make Heamoglobin which carries oxygen round the body. Lack of it leads to tiredness due to lack of oxygen required for respiration
2
Q
What is phosphate needed for
A
Needed to make vital biological molecules:
* Phospholipids for membranes *
DNA/RNA
* ATP
3
Q
What are hydrogen ions needed for
A
Cause solutions to become acidic
Buffers used to prevent pH changes
4
Q
What are sodium ions used for
A
Needed to transport glucose into cells.
* Causes high blood pressure – changes water potential of blood.
* Use to produce electrical impulses in nerve cells
5
Q
How are phosphate ions written
A
P in a circle or Pi
