WASHINGTON — US and British scientists said on Friday that they have discovered how to make tomatoes taste fresher and last longer by tinkering with a gene that controls ripening. They believe t...
21世纪报社版权所有,未经书面授权,禁止转载或建立镜像。 主办单位:中国日报社 Copyright by 21st Century English Education Media All Rights Reserved 版权所有 复制必究 京ICP备13028878号-12京公网安备 11010502033664号