Posts Tagged ‘human genome’

Episode 4 – Human Genome Project: Junk DNA Still A Mystery

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Episode 4 - Human Genome Project: Junk DNA Still A MysteryScientists are still puzzled about the 97% of human DNA that does not code for proteins. Once thought to be useless, the repeating and seemingly meaningless sequences were dubbed “junk DNA.”

Speculations about the function of junk DNA now range from “punctuation” among the genes, to damage residue by ancient viruses, to even questions about DNA manipulation in already-evolving primates by non-human intelligences.

episode 4