Wednesday, March 12, 2014

Three interesting facts about DNA MPX STEM

On the last homework assignment, we were told to research DNA, to get the general knowledge of what DNA is, and what it is used for. Now, we are asked to narrow down our research to find some pieces of information that we do not currently know. For starters, I did not know that it was Rosalind Franklin’s discovery of the chemical structure of DNA that led to Crick and Watson’s double helix model. Currently, crick and Watson are credited for the discovery of the double helix model, without credit to Rosalind. Even though she played a major role in the discovery of it. If she had been alive longer, maybe she would have. Rosalind died at a young age die to the massive amounts of radiation she was exposed to constantly.

I was surprised to find out that red blood cells do not contain DNA. Every single part of your body contains DNA, except for red blood cells. It's funny, I would've thought that red blood cells would have DNA in them, because in a lot of crime and investigation tv shows the people use the bad persons blood to figure out stuff about them...I think. Either way I was very surprised because I would've thought that would be one of the parts of your body that would most likely have DNA in it.

The final, and most fascinating face that I now know is that a fast typist, working eight hours a day, would take 50 years to type out the human genome. 50 YEARS! That's absolutely crazy! It's truly amazing that our cells are copying any multiplying at a crazy rate, and every time they multiply themselves they have to copy the code perfectly every single time. Our cells do it almost perfectly throughout our whole lives.

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