Assertion: fungal melanin | /r/HasProperty | pure polyacetylene
Facets:
Source sentences:
text: Interestingly, Roberto Nicolaus, the Italian chemist who originally pretty much characterized the structure of melanin, points out] that polyacetylene is the "simplest melanin" that some fungal melanins are pure polyacetylene, and that all melanins contain the polyacetylene structure.
text: Some fungal melanins are pure polyacetylene.
text: Some fungal melanins are pure polyacetylene.