The mineral needed for the formation of haemoglobin is? by Sunday | May 17 | Biology WAEC | 0 comments A. magnesium B. iron C. phosphorus D. calcium Correct Answer: Option B B. iron Users Also Read These:Conduction of water and mineral salts through the…The texture and the mineral composition of soil…The reaction between alkanoic acids and alkanols in…Cut off Mark for Geology And Mineral Sciences in…Which of the following mineral elements is essential…