Frank Brenker. “This means that Bennu’s parent body had some known building blocks for biomolecules, water and – at least for a certain time – energy to keep the water liquid.” ...

Proteins and nucleic acids are the central building blocks of life in all organisms. These biomolecules are made up of many ...

New evidence suggests the organic chemicals and biomolecules that led to life were brought to Earth by extraterrestrial bodies.

In such cases, one should expect metabolic substitution with the reporter-modified building block to be incomplete. The fraction of biomolecules labeled with the chemical reporter may be an ...