One difference in the way the human body regulates iron and copper status is that
A. unlike iron, copper is always absorbed at a high rate even when copper stores are high.
B. excess iron is excreted while excess copper is not.
C. excess copper is excreted while excess iron is not.
D. iron toxicity can result in liver damage, whereas copper toxicity does not.
Question 2
Women of child-bearing years are more susceptible to iron deficiency than men of similar ages mainly because of
A. menstrual blood losses.
B. reduced iron intake overall.
C. poorer iron absorption.
D. impaired regulation of iron absorption.
HUMAN BRAIN
Two representations of heme (derived from PDB ID 1CCR). The iron atom
Structures of the human myelencephalon (medulla) and metencephalon.
Human-fish Sculpture
A transgenic mouse carrying a mutation in the human SOD1 gene that causes paralysis of the limbs. In
Roundworm Body Plan