Biochemistry, Solutions Manual
Publisher: Wiley
Published: December 22, 2003
Language: eng
Number of pages: 240
ISBN-13: 9780471468585
First sentence: gets that life as we know it arose but once (if life arose more than once, the other forms must have rapidly died out, possibly because they were "eaten" by the present form). Thus, by comparing the corresponding genetic messages of a wide variety of modern organisms it may be possible to derive reasonable models of the primordial messages from which they have descended.