/u/BradlyL's posts in /r/askscience
Since Type O blood type is a recessive trait(can only be reproduced by two Type O parents), how long will it be until Type O blood type no longer exist?
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Why does my house feel more "comfortable" at 68° on an unseasonably warm day, with the windows open, than when I have the heat on, on a really cold day turned to 68°?
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