3.1.8 | INORGANIC IONS

Question 1

where are inorganic ions found in the body

Answer 1

in solution in cytoplasm and body fluid

Question 2

describe the role of hydrogen ions

Answer 2

mains pH levels in the body → high conc. = acidic/low pH
affects enzyme rate of reaction as can cause enzymes to denature

Question 3

describe the role of iron ions

Answer 3

component of harm group in haemoglobin allowing oxygen to binds/associate for transport of oxyhaemoglobin

Question 4

describe the role of sodium ions

Answer 4

involves in coxtransport of glucose/amino acids
involved in action potentials in neurons
affects water potential of cells

Question 5

describe the role of phosphate ions

Answer 5

component of nucleotides, allowing phosphodiester bonds to form in DNA/RNA
component of ATP, allowing energy release
phosphorylates other compounds making them more reactive
hydrophilic part of phospholipids, allowing a belayer to form