“Two books per visit per week,” said the unsmiling librarian as she handed a library card.Neither the limits nor her attitude 1 me, a 9 – year – old Jewish girl growing up in Berlin in the 1950s.I needed those visits.The books were filled with stories in which, however 2 things seemed, everything 3 well in the end, 4 justice, bravery, and wisdom – a striking contrast (对比) to my everyday experiences. Thirty years later, I, a recent immigrant to the US with a daughter aged 13, stood in front of another librarian.This librarian was 5 下图为一只果蝇两条染色体上部分基因分布示意图,下列叙述正确的是( )A.朱红眼基因cn、暗栗色眼基因cl为一对等位基因B.在减数分裂的各时期,细胞内暗栗色眼基因cl和白眼基因w的数量始终相等C.在有丝分裂后期,基因cn、cl、v、w可能不会出现在细胞的同一极D.在减数第二次分裂后期,基因cn、cl、v,w可能不会出现在细胞的同一极