Tag: dna profiling

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Do It Yourself DNA Profiling – Part 3

Welcome to the third and final part of this series. This excerpt is also from Book Two, Chapter 7 – Polymerase Chain Reaction in The Sex Tourist: To get the murderer’s STR markers, my main hope is in the PCR product from his sperms. The PCR product from the little piece of dirt under Lily’s fingernails is my second best chance. I’m testing them … Read More Do It Yourself DNA Profiling – Part 3

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Do It Yourself DNA Profiling – Part 2

Welcome to the second part of this series. This excerpt is also from Book Two, Chapter 7 – Polymerase Chain Reaction in The Sex Tourist: After changing to our lab gears I rub the buccal swab vigorously to my inner cheek. I ask Nicky to do the same. I could have started with loading all the samples at once into the PCR, but I … Read More Do It Yourself DNA Profiling – Part 2

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Do It Yourself DNA Profiling – Part 1

Have you ever wondered what’s happening in the DNA profiling labs? You would have to spend many devoted hours reading a proper textbook if you need in depth knowledge. However, I can provide you with some ideas using a series of excerpts from my thriller, The Sex Tourist. This first excerpt is from Book Two, Chapter 7 – Polymerase Chain Reaction: Inside the PCR … Read More Do It Yourself DNA Profiling – Part 1

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DNA Profiling – Fingerprinting of the Cells

Our DNA is the building blocks of our cells and 99.9% of all humans are the same. The 0.1% that is different, however, is enough to ensure that everybody’s internal and external characteristics will be completely unique. Identical twins, because they shared an egg, are the only people that can have the exact same DNA composition.