Question: role of malonyl coa in fatty acid synthesis
[{'answer': 'chain elongation', 'provenance': [{'wikipedia_id': '2468995', 'title': 'Malonyl-CoA', 'start_paragraph_id': 3, 'start_character': 23, 'end_paragraph_id': 3, 'end_character': 39, 'bleu_score': 1.0, 'section': 'Section::::Functions.\n'}]}, {'provenance': [{'wikipedia_id': '2468995', 'title': 'Malonyl-CoA', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 94, 'bleu_score': 0.8702397637697911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18404601633452583713}, 'section': 'Section::::Functions.\n'}]}, {'provenance': [{'wikipedia_id': '2468995', 'title': 'Malonyl-CoA', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18404601633452583713}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2468995', 'title': 'Malonyl-CoA', 'section': 'Section::::Functions.\n', 'start_paragraph_id': 3, 'end_paragraph_id': 3, 'meta': {'evidence_span': ['It plays a key role in chain elongation in fatty acid biosynthesis and polyketide biosynthesis.', 't plays a key role in chain elongation in fatty acid biosynthesis and polyketide biosynthesis.', 'It plays a key role in chain elongation in fatty acid biosynthesis and polyketide biosynthesis.']}}]}]