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.
Traditional animal phylogeny based on body plans.
Major glands of the human endocrine system
The traditional human karyotypes derived from a normal female and a normal male
The hierarchy of genes involved in establishing the segmented body plan in Drosophila
A human fragile X chromosome
Genome annotation of human chromosome 21