MCAT Question of the Day
    •

    Q:

    		 Acute neutron radiation poisoning can occur after exposure to a critical nuclear reactor accident. The most reliable way of measuring exposure levels to neutrons is to measure the blood levels of otherwise rare isotopes. Which of the following would be the best measure for neutron exposure?
    		 

    A

    		 Presence of 116C versus normal 126C

    B

    		 Presence of 189F versus normal 188O

    C

    		 Presence of 2411Na versus normal 2311Na

    D

    		 Presence of 12553I versus normal 12753I



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