3.1.8 Inorganic ions Flashcards
1
Q
How does the polar nature of ions help with chemical reactions?
A
They are readily dissolved in water, becoming a solution in cytoplasm and bodily fluids of organisms
2
Q
What is the role of hydrogen ions (H+)?
A
Influence pH of cellular environment, the more H+, the lower the pH
3
Q
What is the role of iron ions (Fe2+)?
A
Binds to oxygen in haemoglobin to form Fe3+ until oxygen is released
4
Q
What is the role of sodium ions (Na+)?
A
Involved in co-transportation of glucose and amino acid across membrane
5
Q
What is the role of phosphate ions?
A
Makes up phosphate groups which is found in DNA, RNA and ATP
6
Q
What makes ions inorganic?
A
They don’t contain carbon
