Police are investigating the case of a missing mother of 4 children. All 4 children have the same biological father. Single-locus short tandem repeat (STR) analysis was performed on DNA from the 4 children and the father. During the analysis, the label corresponding to the father's sample was displaced. The lanes are numbered 1-5. The letters A-D correspond to the different alleles of the analyzed STR. Given these results, which of the following STR alleles most likely correspond to those of the missing mother?

  1. A)B and D
  2. B)A and C
  3. C)A and DGABARITO
  4. D)A and B
  5. E)B and C

Explicação

The correct answer is C. Source: Kaplan USMLE Step 1 QBank — Biochemistry Test 1. Ver explicação completa e trilha adaptativa →

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