搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
房地产
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按时间排序
按相关度排序
生物通
29 天
Cell:一种全新的CRISPR功能类型
它作为一种分子熏蒸器来对抗噬菌体和质粒。 长期以来,CRISPR-Cas9一直被比作一种基因剪刀,因为它能够精确地剪掉任何想要的DNA片段。 但事实证明,CRISPR系统的工具箱中有不止一种策略。CRISPR最初是在细菌中发现的一种机制,它作为一种适应性免疫系统已经 ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Habitat protections plan
Mass arrests at parade
Super Bowl pregame performers
Salmonella risk recall
House Democrats targeted
Cybertruck crash kills 3
Northeast hit with rain, snow
Pug wins Best in Show
Racing pioneer McGee dies
Bird flu detected in 2nd lot
Landslides in Indonesia
AU passes social media ban
Abortions fell 2% in 2022
Meets Trump at Mar-a-Lago
Israeli airstrike on Lebanon
Pope Francis to visit Turkey
Ex-Alabama AD Battle dies
MD prison inmate killed
Ancient species coexisted?
Namibia to cease operations
UKR energy sector attacked
Uber faces FTC probe
Stowaway found on flight
Asthma attack treatment
One-month doping ban
Ohtani seeks baseball cards
Retires after 14 seasons
Boise State withdraws
Costco recalls eggs
Residents sue Givaudan
Settles harassment lawsuit
China probes top official
NM man awarded $412M+
反馈