Sentences with phrase «nucleobases from»

However, formation of nucleobases from inorganic compounds available on prebiotic Earth had been considered to be difficult.

The work «nicely correlates the Late Heavy Bombardment and the energy that it delivered to Earth with the formation of RNA and DNA nucleobases from formamide», says Steven Benner at the Foundation For Applied Molecular Evolution in Gainesville, Florida.

Not exact matches

Martins found the answer by extracting two molecules from the meteorite: uracil, a nucleobase found in RNA, and xanthine, an intermediate in the synthesis of DNA and RNA.

With precise analysis of the products recovered after impacts, the team found the formation of nucleobases and amino acids from inorganic compounds.

Two years ago, Zita Martins from Leiden showed that the meteorite contains nucleobases.

We know that meteorites contain amino acids and even nucleobases, but not whether they scooped up those molecules from dust clouds or created them later, on their interplanetary course.