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1 day ago · RNA world. A comparison of RNA ( left) with DNA ( right ), showing the helices and nucleobases each employs. The RNA world is a hypothetical stage in the evolutionary history of life on Earth, in which self-replicating RNA molecules proliferated before the evolution of DNA and proteins. [1] The term also refers to the hypothesis that posits the ...
1 day ago · Psychopathy is a personality disorder of affective, interpersonal, and behavioral dimensions that begins in childhood and manifests as aggressive actions in early or late adolescence. Childhood trauma affects vulnerability to different forms of psychopathology and traits associated with it.
1 day ago · Multidimensional pain inventory The Multidimensional Pain Inventory (MPI) is a questionnaire designed to assess the psychosocial state of a person with chronic pain. Combining the MPI characterization of the person with their IASP five-category pain profile is recommended for deriving the most useful case description.
1 day ago · Alaska ( / əˈlæskə / ⓘ ə-LASS-kə) is a non-contiguous U.S. state on the northwest extremity of North America. It is in the Western United States region and is considered to be the northernmost and westernmost state in the United States. To the east, it borders Canada (the Yukon territory and the province of British Columbia ).
1 day ago · Khmer ( / kəˈmɛər / kə-MAIR; [3] ខ្មែរ, UNGEGN: Khmêr [kʰmae]) is an Austroasiatic language spoken by the Khmer people, and the official and national language of Cambodia. Khmer has been influenced considerably by Sanskrit and Pali, especially in the royal and religious registers, through Hinduism and Buddhism.
1 day ago · Feed system. 30-round detachable STANAG magazine [a] Sights. Iron sights or various optics. The M4 carbine (officially Carbine, Caliber 5.56 mm, M4) is a 5.56×45mm NATO, select-fire, gas-operated, [b] magazine -fed assault rifle and carbine developed in the United States during the 1980s. It is a shortened version of the M16A2 assault rifle .
1 day ago · 160 km (max) The MIM-104 Patriot is a surface-to-air missile (SAM) system, the primary such system used by the United States Army and several allied states. It is manufactured by the U.S. defense contractor Raytheon and derives its name from the radar component of the weapon system. The AN/MPQ-53 at the heart of the system is known as the ...
