/u/TrumpDumper's posts in /r/askscience
In crossing over during prophase I of meiosis, is the amount of DNA that is swapped equal between the two chromosomes?
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Why do we need to focus our lens on objects of different distances from our eyes if, ultimately, we are trying to have the focal point be our macula lutea?
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Recently having to euthanize a pet, it was very peaceful, precedes by a sedative. Why don’t we use this same technique for human executions?
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Why do certain viruses only require one lifetime vaccine (eg. MMR), some get annual vaccines (influenza) and some never get a vaccine (HIV). Is it due to RNA vs DNA, evolutionary rates or something different?
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If I tap on the end of a 2"x4", do the particles at the end of the wood move instantaneously or is there a lag?
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