Assertion: amino acid's role | /r/HasProperty | key
Facets:
Source sentences:
text: In most people, enough of this amino acid is acquired within a normal diet, as it is commonly found in plant materials since it plays a key role in photosynthesis.
text: The catalytic role of rRNA is a key piece of support for the “RNA world” hypothesis, which postulates that the first evolving chemical entities on Earth were RNA molecules.
text: Amino acids build cells, repair tissues, produce enzymes and play a key role in mental health," reports the Nutritional Supplement Health Guide website.