A carregar...
Sterols in a unicellular relative of the metazoans
Molecular clocks suggest that animals originated well before they first appear as macroscopic fossils, but geologic tests of these hypotheses have been elusive. A rare steroid hydrocarbon, 24-isopropylcholestane, has been hypothesized to be a biomarker for sponges or their immediate ancestors becaus...
Na minha lista:
| Main Authors: | , , , , |
|---|---|
| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
National Academy of Sciences
2008
|
| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2481317/ https://ncbi.nlm.nih.gov/pubmed/18632573 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1073/pnas.0803975105 |
| Tags: |
Adicionar Tag
Sem tags, seja o primeiro a adicionar uma tag!
|