The radioisotope 14C can be used as a research tracer because it ____
a. decays to 12C
b. has a different number of protons than 12C
c. has fewer neutrons than 12C
d. behaves the same chemically as 12C
e. has six carbons and six neutrons
ANSWER: d
Biology & Microbiology
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What pattern of inheritance results in Type AB blood?
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