Option D is the correct answer as it includes both true statements about Iron. Iron can combine reversibly with O 2 and a deficiency can produce anemia. Option A only includes one true statement about Iron, and Option B and C each include only one of the two true statements about Iron. Option E includes both true statements about Iron and anemia, but the second part about bilirubin secretion is not necessary for the question.

Solved

Iron

Question 26

Multiple Choice

Iron

A) can combine reversibly with O₂
B) deficiency can produce anemia
C) is converted into bilirubin and secreted into the bile when an old red blood cell ruptures and is degraded
D) can combine reversibly with O₂, and a deficiency can produce anemia
E) is converted into bilirubin and secreted into the bile when an old red blood cell ruptures and is degraded; and deficiency can produce anemia

Correct Answer: