'What are we going to do with a parcel of old stones?' wrote the director of an African museum a century and a half ago, when one of my ancestors presented him with a splendid collection of fossils of mammal-like reptiles. Old stones, however intriguing, are difficult to interpret, dusty, and do not fit well in the neatly ordered contents of a house of learning. Archaean geology, which is the study of the Earth's history in the period from after 9 the end of planetary accretion (4.5-4.4 x 10 years ago) up to the beginning 9 of the Proterozoic (2.5 x 10 years ago) is much the same - a parcel of old stones seemingly impossible to understand. Yet these stones contain the history of our origins: they can tell us a story that is interesting not just to the geologist (for whom this book is primarily written) but instead addresses the human condition in general.Initially (1) the RNA consists of two sequences bearing information (exons), separated by the sequence to be detached. ... and insert themselves into it (3), thereby transmitting genetic information from one RNA molecule to another. age, but instead could have acted, ... RNA would then continue to act as the mechanism for transfer of information from the basic DNA store to synthesise proteins: the centralanbsp;...
|Title||:||The Young Earth|
|Author||:||Euan G. Nisbet|
|Publisher||:||Springer Science & Business Media - 2012-12-06|