ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] Biochemical identification of ammo-acids and monosaccharides in carbonaceous materials from the Witwatersrand indicates that there was life in Pre-Cambrian times. Electron micrographs of surface replicas of the surrounding rocks also suggest a probable organic derivation of these carbon ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/216560a0
Permalink