Practice question
Question
When DNA is extracted from bacterial cells and analyzed for base composition, it is found that 38% of bases are Cytosine (C). What percentage of bases is Adenine (A)?
Explanation
In aptitude and reasoning, quantitative reasoning dictates that ratio, percentage and series logic determine correct calculation. Therefore 12 is correct as it meets mathematical and logical criteria, supported by mechanistic studies and conserved across related systems.
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