E) all of the above. 12) Describe a chemical test for distinguishing terminal alkynes from internal ones. 13) 2-Methylhex-3-yne can be prepared by the reaction of an alkynide with an alkyl halide.
Jeffreys, Alec John. 1/9/1950 â ENGLISH GENETICIST. Alec John Jeffreys is a geneticist who is best known for the introduction of DNA analysis to forensic science. He discovered one of the most important tools for identifying human beings, genetic fingerprinting. This procedure analyzes each individual's genetic code.
Dr. Edmond Locard (13 December 1877 â 4 April 1966) was a pioneer in forensic science who became known as the  Sherlock Holmes of France . He formulated the basic principle of forensic science: Every contact leaves a trace . This became known as Locard's exchange principle.