What hormone, produced by the liver, is central to the regulation of iron balance?
a. Hemosiderin
b. MFP factor
c. Hepcidin
d. Erythrocyte protoporphyrin
e. Transferrin
Ans: c. Hepcidin
Biology & Microbiology
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Mammals are thought to have evolved from
A. thecodonts. B. therapsids. C. dinosaurs. D. marsupials. E. archosaurs.
Biology & Microbiology
Binding of the appropriate aminoacyl-tRNA to the A site requires:a
no energy input. b. energy supplied by two ATP molecules. c. energy supplied by GTP. d. activation of the A site. e. phosphorylation of the tRNA molecule
Biology & Microbiology
Serological tests should have low sensitivity and specificity.
a. true b. false
Biology & Microbiology
This technique has thousands of DNA sequences on a slide and is used to determine which are active at the time
A) PCR B) microarray C) translation D) recombinant DNA
Biology & Microbiology