Molecular cloning focuses on making identical copies of DNA molecules in chromosomes.A:对 B:错答案: 对如需购买完整答案，请点击下方红字：点击这里，购买完整答案获取更多网课答案，请点击这里，进入www.mengmianren.com 纤的甲田呵哦徘蚀朔释螺尖案