Siderophores:
A. Are used to detoxify oxygen intermediates in bacterial growth medium
B. Are proteins that can form chelating complexes to obtain iron for an organism
C. Are non-reusable forms of iron produced by the liver
D. Aid in energy retention in the electron transport chin
E. Control the breakdown of various organic substances
Answer: B. Are proteins that can form chelating complexes to obtain iron for an organism
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____ does not contribute to genetic variety.
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