List two biological functions of iron - Leaving Cert Home Economics - Question 3 - 2014
Question 3
List two biological functions of iron.
(i)
(ii)
Name two good dietary sources of iron.
(i)
(ii)
Worked Solution & Example Answer:List two biological functions of iron - Leaving Cert Home Economics - Question 3 - 2014
Step 1
List two biological functions of iron.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Formation of Hemoglobin: Iron is essential for the formation of hemoglobin in red blood cells. Hemoglobin is the protein that transports oxygen throughout the body, enabling cellular respiration.
Production of Myoglobin: Iron is also crucial for the synthesis of myoglobin, a protein that carries oxygen to the muscles. This is necessary for the efficient functioning of enzymatic reactions that release energy from food.
Step 2
Name two good dietary sources of iron.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Offal: Examples include liver, kidney, and red meat (e.g., beef, lamb) which are rich in iron.
Eggs and Cereals: Many cereal products and eggs also contain significant amounts of iron, along with other sources like pulses and fish.
Join the Leaving Cert students using SimpleStudy...
