Inorganic Ions Flashcards
1
Q
What is an inorganic ion?
A
An atom with an electric charge that doesn’t contain carbon
2
Q
Where are inorganic ions found?
A
In cytoplasm of cells
OR
In bodily fluids of organisms
3
Q
Name 4 inorganic ions
A
Iron ions
Hydrogen ions
Sodium ions
Phosphate ions
4
Q
Describe iron ions
A
Part of haemoglobin that contain 4 different polypeptide chain. They bind oxygen to haemoglobin
5
Q
Describe hydrogen ions
A
Determine pH. More hydrogen ions the lower the pH and the more acidic something is
6
Q
Describe phosphate ions
A
Essential component of ATP, DNA and RNA. Phosphate groups in DNA and RNA allow nucleotides to join to form polynucleotides
7
Q
Describe sodium ions
A
Help transport glucose and amino acids across membranes
