Question: role of mercuric chloride in plant tissue culture
[{'answer': 'surface sterilisation of explants', 'provenance': [{'wikipedia_id': '407734', 'title': 'Mercury(II) chloride', 'start_paragraph_id': 10, 'start_character': 45, 'end_paragraph_id': 10, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Applications.\n'}]}, {'provenance': [{'wikipedia_id': '407734', 'title': 'Mercury(II) chloride', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 364, 'bleu_score': 0.661661203858795, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3512858989448377216}, 'section': 'Section::::Applications.\n'}]}]