Assertion: methionine | /r/HasProperty | obtained
Facets:
value: from outside sources
type: OTHER
Source sentences:
text: As an essential amino acid, methionine cannot be synthesized in the body and must be obtained from foods such as sesame seeds, Brazil nuts, fish and meat.
text: While methionine is an essential amino acid, it must be obtained from outside sources because it cannot be synthesized in the organism of a higher animal.