Inorganic ions

Question 1

Where will organic ions be in organisms?

Answer 1

1.) In the cytoplasm.
2.) In the body fluids

Question 2

What is the role of hydrogen ions in the body?

Answer 2

• Controls/ determines pH

Question 3

What is the role of iron ions in the body?

Answer 3

• Component of haemoglobin

Question 4

What is the role of sodium ions in the body?

Answer 4

• Used for co-transport of glucose and amino acids.

Question 5

May 2019 Paper 2 AS.

What are phosphate ions used for in cells?

Answer 5

• Used to produce ATP.
• Component of DNA nucloetides.
• Form hydrophillic part of the phospholipid bilayer.
• Phosphorylates other compounds; making them more reactive.