搜尋結果
1 天前 · CRISPR (/ˈkrɪspər/) (an acronym for clustered regularly interspaced short palindromic repeats) is a family of DNA sequences found in the genomes of prokaryotic organisms such as bacteria and archaea.[2] These sequences are derived from DNA fragments of bacteriophages that had previously infected the prokaryote. They are used to detect and ...
- CRISPR
- Escherichia coli
3 天前 · List of countries by Human Development Index. World map representing Human Development Index categories (based on 2022 data, published in 2024) Very high (≥ 0.800) High (0.700–0.799) Medium (0.550–0.699) Low (≤ 0.549) Data unavailable.
1 天前 · Ryan Thomas Gosling (/ ˈ ɡ ɒ s l ɪ ŋ / GOSS-ling; born November 12, 1980) is a Canadian actor who has appeared in numerous independent films and major studio features. His films have grossed of over $1.9 billion worldwide, and he has received various accolades, including a Golden Globe Award, and has been nominated for three Academy Awards and two BAFTAs.
22 小時前 · The 828-metre (2,717 ft) tall Burj Khalifa in Dubai has been the tallest building since 2010. [1] The Burj Khalifa has been classified as megatall. [2] A diagram showing the tallest buildings as of 2023. Tall buildings, such as skyscrapers, are intended here as enclosed structures with continuously occupiable floors and a height of at least 340 ...
2 天前 · Werner Karl Heisenberg ( pronounced [ˈvɛʁnɐ kaʁl ˈhaɪzn̩bɛʁk] ⓘ; 5 December 1901 – 1 February 1976) [2] was a German theoretical physicist, one of the main pioneers of the theory of quantum mechanics, and a principal scientist in the Nazi nuclear weapons program during World War II.
22 小時前 · The history of the U.S. Armed Forces dates back to 14 June 1775, with the creation of the Continental Army, even before the Declaration of Independence marked the establishment of the United States. The Continental Navy, established on 13 October 1775, and Continental Marines, established on 10 November 1775, were created in close succession by the Second Continental Congress in order to ...
4 天前 · On June 16, 1866, Secretary of State William Seward transmitted the Fourteenth Amendment to the governors of the several states for its ratification. State legislatures in every formerly Confederate state, with the exception of Tennessee, refused to ratify it. This refusal led to the passage of the Reconstruction Acts.