5.3 DNA profiling-3

5.3 DNA profiling-3 - Forensic Biology Lecture 1: Forensic...

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1 • Lecture 1: Forensic Serology • Lecture 2: Fingerprints • Lecture 3: DNA analysis Forensic Biology Dr. B. L. Lim Associate Professor School of Biological Sciences bllim@hku.hk Tel: 22990826 DNA. What it is …… Only 4 base type in DNA, but its sequence does vary Look at the neighbor to your left and to your right. You're 99.9% identical. 警方化驗當年口罩血液唾液樣本 DNA 證實魔警殺梁成恩 【本報訊】警方根據 DNA 的血液及唾液樣本進行化驗, 進一步證明「魔鬼警察」徐步高就是五年前殺害警員梁 成恩的真兇。據悉,警方除了上周五在殺警案現場撿獲 梁成恩的佩槍外,並根據當年在梁成恩被殺現場撿獲的 一個染血口罩,及口罩上採集到的唾液樣本,進行 DNA 比對測試,結果證實與徐步高完全 合。 Identify suspects by matching with DNA left at crime scenes 死因庭昨傳召的 3 名證人中,政府前法證化驗師張錦賢的證供 對本案至為最要 …… 張在提及其中一個化驗程序時說:「我 們要看看 ( 口罩上抽取的一點 ) 有沒有血,會用一個 PCR- STR(Polymerase Chain Reaction-Short Tandem Repeats) 聚合酶 鏈反應重複片段序列的測試 ……
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2 Exonerate innocent persons wrongly accused of crimes Mix-up man unlikely to trace biological parents (STANDARD)
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This note was uploaded on 09/06/2010 for the course YSCN YSCN0017 taught by Professor Prof during the Spring '08 term at HKU.

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5.3 DNA profiling-3 - Forensic Biology Lecture 1: Forensic...

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