1 MCQs in Pediatrics for NEET PG
A 4-month-old male infant presents with progressive developmental delay, axial hypotonia with emerging limb spasticity, and pendular nystagmus noted by the parents over the past 6 weeks. Brain MRI shows diffuse lack of myelination with a "tigroid" appearance on T2-weighted sequences. The structure marked **A** in the diagram represents the genetic abnormality responsible for this presentation. Which of the following best describes the molecular consequence of this duplication?
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