Thursday, March 1, 2012

GENOME Entry #1: Chromosome 1 - Life

The chapter of life begins with the author saying that in the beginning was the word, and that this word "proselytised the sea with it's message, copying itself unceasingly and forever". We see the life is something that is not easily defined, but it does have two very different skills. Life has the ability to replicate and the ability to create order. How do we human beings create order you ask? Well that can be answered by the example Matt Ridley used in the book. Living things have the ability to produce approximate copies of themselves and we eat and from there we transform it into flesh. After this we are somehow able to build bodies of order and complexity from the random chaos in the world. Why is this important? It's important because it leads to the the most important thing that contains our information--DNA. DNA contains a record of the word that transmits through all aeons to the present. With all this genetic information, we ask ourselves the question which came first? the RNA or the DNA? just like how we ask ourselves which came first? the chicken or the egg. Studies have shown that there is more proof to back up that RNA came first. Without RNA we would not be able to do the most primitive and basic functions in a cell and this is how life began.

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