In fact, I fear I am a jack-of-all-trades. — studyable: Did you know? Type O Blood was...

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See, that’s what the app is perfect for.

Sounds perfect Wahhhh, I don’t wanna
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Did you know? Type O Blood was actually meant to be Type Zero blood, due to the lack of glycoproteins in the red blood cells. It was misread and is now called Type “O” blood. I guess you could call it a typo.

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