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12 votes

Does the heart pump blood through arteries?

Your reasoning is faulty. You assume that the capillaries are a single tube of length 60,000 miles. In fact they are many tubes running in parallel, so the flow of blood is divided between parallel ...
Paul Johnson's user avatar
  • 16.6k
10 votes

Do the hemoglobin genotypes of a couple affect whether their offspring will get Sickle Cell Disease?

Yes, this is accurate. The Wikipedia article has a good summary of the science, and you can also read this leaflet from the NHS in the UK. Your question about why this matters so much is a good one, ...
Paul Johnson's user avatar
  • 16.6k
9 votes
Accepted

Has a bone marrow transplant caused confusion in criminal investigations?

Bone marrow transplants can change a person's blood type because blood cell progenitor cells are transplanted into the recipient. That's pretty much the whole point: to remove cancerous progenitor ...
anongoodnurse's user avatar
6 votes
Accepted

Are the phosphors in fluorescent lamps dangerously anticoagulant?

Not in any way that would make it dangerous. Warfarin and Coumarin, two pharmaeutical compounds that are used for their severe anticoagulant effects, are fluorescent - Warfarin having a peak emission ...
bukwyrm's user avatar
  • 1,686
4 votes

Are the phosphors in fluorescent lamps dangerously anticoagulant?

Material Safety Data Sheets (MSDS) document the known health/exposure risks of hazardous substances. They are legally required to be provided by manufacturers in some circumstances. We can look at the ...
Oddthinking's user avatar
  • 144k
4 votes

Has a bone marrow transplant caused confusion in criminal investigations?

There was a very confusing case in Poland in 2011: Grzegorz G. was suspected of murder of a young woman. There was plenty of non-DNA evidence, but DNA from blood found on crime scene showed 2 ...
Agent_L's user avatar
  • 139

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