Assertion: ribose | /r/HasProperty | key piece of evidence
Facets:
Source sentences:
text: Scientists continue to theorize about the conditions that fostered the birth of life on Earth, and ribose is a key piece of evidence.
text: However, ribose, the other key component of RNA, had never yet been detected in extraterrestrial material or created in the laboratory under 'astrophysical' conditions.
text: about the conditions that fostered the birth of life on Earth, and ribose is a key piece of evidence.