题目

 Many people who had seen the film were afraid to go to the forest when they remembered the scenes________ people were eaten by the tiger. A. in which            B. by which           C. which          D. that 答案：A下列与细胞分裂有关的叙述，错误的是A. 有丝分裂后期与减数第一次分裂后期，两者DNA数目相同，染色体数目和行为不同B. 减数第一次分裂后期非同源染色体上的非等位基因自由组合可导致基因重组C. 基因型为AaBb的生物正常情况下有丝分裂后期移向细胞两极的基因均为A、a、B、bD. 人体细胞中能找到两个X染色体的有初级卵母细胞、初级精母细胞、次级卵母细胞