(Phys.org) —ETH-Zurich researchers look several billion years back in time, when life on Earth was just beginning. In a laboratory experiment, they examined how a primitive protein was able to evolve. However, the journey ...
Cell & Microbiology
Mar 6, 2013
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DNA (deoxyribonucleic acid) is the main component of our genetic material. It is formed by combining four parts: adenine, cytosine, guanine and thymine (A, C, G and T), called bases of DNA. They combine in thousands of possible ...
Biotechnology
May 5, 2015
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Scientists believe that prior to the advent of DNA as the earth's primary genetic material, early forms of life used RNA to encode genetic instructions. What sort of genetic molecules did life rely on before RNA?
Biotechnology
Nov 9, 2012
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