question: Eric has dark skin and Rita has light skin. Who produces less melanin?
choices.text: Eric Rita
choices.label: A B
para: However, the melanocytes of people with darker skin produce more melanin.
para_anno.effect_prop: melanin produce
para_anno.cause_dir_str: darker
para_anno.effect_dir_str: more
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: darker skin
question_anno.less_effect_dir: less
question_anno.less_cause_prop: skin
question_anno.less_effect_prop: melanin
question_anno.less_cause_dir: melanin