Final answer:
Drug abuse can harm academic performance through poor concentration, memory issues, and missed academic activities.
Explanation:
Drug abuse can negatively impact academic performance in multiple ways. Firstly, it can lead to poor concentration and memory problems, making it challenging to focus and retain information needed for studying and exams. Secondly, drug abuse can result in missed classes, assignments, and exams due to health issues or legal consequences, directly affecting academic progress.
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