The extreme insolubility of ferric iron leaves little free iron available for transport into bacterial cells.
Answer the following statement true (T) or false (F)
True
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Rank the elements carbon, phosphorus, calcium, and iodine in order of decreasing number of energy shells/levels
A. CPCaI B. ICaPC C. IPCCa
Why are severe burn patients at extreme risk of infection?
A) The skin is the first and primary barrier to preventing ingress of foreign substances. B) These patients have to stay in a hospital environment for a long time while being exposed to sick people. C) Most immune system cells are destroyed when the skin is damaged. D) The skin helps with the production of vitamin E, a necessary disease-fighting vitamin.
Some bones have __________ that makes blood cells.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements regarding repetitive DNA is false?
A) Repetitive DNA is usually found between genes. B) Repetitive DNA is identical in all humans. C) Repetitive DNA is usually repeated multiple times in the genome. D) Repetitive DNA can show great variation among individuals.