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Applications in Medicine and Health
Quick questions on Diagnostics and genetic screening: O-Level Applications in Medicine and Health
5short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are detecting faulty genes?Show answer
To find a faulty gene or a disease-causing sequence:
What is genetic screening?Show answer
Genetic screening tests people for faulty genes, sometimes before any symptoms appear. It can identify:
What is q1?Show answer
State how PCR is used to diagnose an infection. [1 mark]
What is q2?Show answer
Explain how a DNA probe detects a specific faulty gene. [2 marks]
What is q3?Show answer
Give one benefit and one concern of genetic screening. [2 marks]
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