› added 9 years ago

111

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.

kORy7 TIL The most push ups in one hour is 3,877. The most one-arm push-ups is 1,025. The most consecutive one finger push-ups is 124.
ANbNB TIL that the first British ocean-going iron warship deployed and operated in China during the first Opium War
R7lbw TIL Snails can sleep for 3 years
rR46x TIL the USA was the first country to gain independence from the British Empire.
D1DOj TIL that cloth masks have INCREASED rates of infection