› added 8 years ago

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TIL that there is a mutation of the gene CCR5, called Delta 32, which introduces a premature stop codon into the gene. This premature codon means cells that have this mutation can’t receive the HIV virus. Individuals with a homozygous CCR5-Delta 32 mutation are completely resistant to the HIV virus.

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8aXoL TIL that Dionne Quan, voice actress of Nickelodeon characters such as Kimi from The Rugrats, is legally blind and has all of her scripts printed in Braille.
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