Inorganic ions Flashcards
Which inorganic ion acts as a cofactor for amylase?
Chloride
What is the function of zinc ions in their interaction with carbonic anhydrase?
They form an important part of the structure of carbonic anhydrase - an enzyme necessary for metabolism of CO2
What is the name given to any inorganic ion that increases the activity of an enzyme?
Cofactor. Organic molecules are called coenzymes
What is the role of the ion NH4?
Production of nitrate ions by bacteria
What is the role of H+ (protons)?
Loading of phloem
What is the role of Po4?
DNA structure
What is the role of chloride?
Cofactor for amylase
What is the function of nitrates?
Supplies elements that form part of the structure of amino acids + nucleotides
What is the function of phosphates?
Forms part of the structure of DNA and phospholipids
Define inorganic:
Refers to molecules/ions that don’t contain carbon (or nitrogen) ring or chain structures
What are anions?
Negatively charged ions
What are cations?
Positively charged ions
Define cofactors:
An inorganic ion that increases the activity of enzymes
