Question: where does the cell get energy for active transport processes
[{'answer': 'chemical energy', 'provenance': [{'wikipedia_id': '144602', 'title': 'Active transport', 'start_paragraph_id': 4, 'start_character': 392, 'end_paragraph_id': 4, 'end_character': 407, 'bleu_score': 1.0, 'section': 'Section::::Cellular transportation mechanisms.\n'}]}, {'answer': 'electrochemical gradient', 'provenance': [{'wikipedia_id': '144602', 'title': 'Active transport', 'start_paragraph_id': 1, 'start_character': 424, 'end_paragraph_id': 1, 'end_character': 448, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '144602', 'title': 'Active transport', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 715, 'bleu_score': 0.9817332376369081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15899790102567911613}, 'section': 'Section::::Cellular transportation mechanisms.\n'}]}]