Question: where are graded potentials generated in nerve cells
[{'answer': 'the postsynaptic dendrite', 'provenance': [{'wikipedia_id': '563188', 'title': 'Graded potential', 'start_paragraph_id': 1, 'start_character': 637, 'end_paragraph_id': 1, 'end_character': 662, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '563188', 'title': 'Graded potential', 'start_paragraph_id': 1, 'start_character': 190, 'end_paragraph_id': 1, 'end_character': 898, 'bleu_score': 0.773753004743554, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14335116869301422906}, 'section': 'Section::::Abstract.'}]}]