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
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
按相关度排序
按时间排序
生物通
1 天
DNA的“整型”蛋白质,不止单程工作
为了发现SMC马达的反向齿轮,研究人员使用了一种先进的自制显微镜来观察单个DNA分子上的单个蛋白质。这本身就是一项令人印象深刻的成就,正如Barth解释的那样:“单个细胞包含数百万种蛋白质,而人体由数万亿个细胞组成。提取出一些蛋白质,并能够一个一个地‘观察’它们,这是纳米技术的一项了不起的壮举,它涉及到纳米尺度的成像——比人类头发的宽度还小10万纳米。” ...
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
Trump ending intel briefings
Missing Alaska plane found
143K jobs added in January
Judge halts Trump's plan
DOGE staffer resigns
22 states sue New York
Announces run for MI gov.
Shuts down poultry markets
Drops Jake Paul fight
Rejects US nuclear talks
Court on WI election chief
Sheriff deputy found guilty
Former Dolphins WR dies
Passengers evacuated safely
House passes fentanyl bill
DOJ won't release names
Named FIU interim president
Tapped to secure TikTok deal
Steelers to play in Dublin
Rear-view camera recall
ISR hostages to be released
Lawmakers denied entry
Changes transgender policy
2nd recipient of pig kidney
US on Hezbollah's inclusion
Oldest rhino in the US dies
FEC commissioner removed
Sentenced to time served
Trump on Nippon Steel bid
X faces probe in France
Donut products recalled
反馈