Biology (High School) quiz

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DDT was once considered a "silver bullet" that would permanently eradicate insect pests. Today, instead, DDT is largely useless against many insects. Which of these would have been required for this pest eradication effort to be successful in the long run?
Which of the following processes occur in the cytoplasm of an eukaryotic cell? I. DNA replication II. Transcription III. Translation
Which of the following statements best describes what a Barr body is and its significance?

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