相关实验视频
Updated: Oct 6, 2025

14:17
Nuclear Transfer into Mouse Oocytes
Published on: November 30, 2006
18.1K
还没有太晚
1Eric Topol is a professor of Molecular Medicine and executive vice president of Scripps Research, and founder and director of the Scripps Research Translational Institute, La Jolla, CA, USA.
概括
尽管希望以科学为导向的方法,但拜登政府的COVID-19应对面临挑战. 在疫情高峰期,公共卫生政策,沟通和信任都没有达到预期.
科学领域:
- 公共卫生政策
- 流行病学
- 关于健康的信息
背景情况:
- 拜登政府在1月份继承了严重的COVID-19流行病激增,超过130,000人住院.
- 人们期望恢复以科学为基础的公共卫生策略和改善信任.
相关概念视频
Emerging Adulthood
224
Jeffrey Arnett's concept of emerging adulthood offers a framework to understand the unique developmental stage between adolescence and full-fledged adulthood, generally from ages 18 to 25. This period is marked by extensive exploration and shifts in identity, relationships, and career choices, a process known in psychology as role experimentation. Emerging adulthood reflects the evolving cultural expectations surrounding adulthood and the dynamic process of personal transformation during...
224
Framing Effects
7.5K
Information is everywhere and its presentation—such as how and when items are presented—can impact our perceptions and decisions surrounding the info. This broad concept umbrellas framing effects—influences that occur due to the way information is framed in its appearance, whether it’s purely the order or the specific wording of a message. Let’s take a look at numerous ways in which two versions of something can objectively say the same thing, yet we respond in...
7.5K
Social Traps
24.0K
Social traps are negative situations where people get caught in a direction or relationship that later proves to be unpleasant, with no easy way to back out of or avoid. The concept was orignally introduced by John Platt who applied psychology to Garrett Hardin's "Tragedy of the Commons", where in New England herd owners could let their cattle graze in the common ground. This situation seems like a good idea, but an individual could have an advantage. If they owned...
24.0K
Hindsight Biases
4.0K
Hindsight bias leads you to believe that the event you just experienced was predictable, even though it really wasn’t. In other words, you knew all along that things would turn out the way they did. Can you relate this to the phrase "Hindsight is 20/20" now?
4.0K
Generation Time
591
Bacterial generation time, the period required for a bacterial population to double during its exponential growth phase, serves as a critical measure of microbial growth dynamics under optimal conditions. This parameter varies significantly across bacterial species and can be influenced by factors such as temperature, pH, and the availability of nutrients. For example, Escherichia coli can achieve a generation time of approximately 20 minutes, while Mycobacterium tuberculosis exhibits a much...
591
Biological Clocks and Seasonal Responses
39.6K
The circadian—or biological—clock is an intrinsic, timekeeping, molecular mechanism that allows plants to coordinate physiological activities over 24-hour cycles called circadian rhythms. Photoperiodism is a collective term for the biological responses of plants to variations in the relative lengths of dark and light periods. The period of light-exposure is called the photoperiod.
39.6K

