DNA and RNA serve as the primary information carriers that make up the genetic material of living cells — which puts nucleic acids such as these at the heart of most theories of the origins of life.
In particular, the ‘RNA world’ hypothesis posits that self-replicating RNA molecules acted both as information carriers and as catalysts for biochemical processes before DNA and proteins evolved. However, this hypothesis does not explain why, how and when proteins replaced RNA to become the largest and most diverse class of catalyst in modern cells. In a
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Earth given 50-50 chance of hitting key warming mark by 2026In 2018, a major United Nations science report predicted dramatic and dangerous effects on people and the world if warming exceeds 1.5 degrees Celsius. It's fucking hot in this bitch And yet NBC is still using fossil fuels... Ues We Are Killing our Place to Live !
Source: NBCNews - 🏆 10. / 86 Read more »
Cambrian explosion: the biological big bang in the history of the EarthThe Cambrian explosion was a period of unprecedented experimentation by life on Earth. Let's check out some of its strangest 'results.'
Source: IntEngineering - 🏆 287. / 63 Read more »
Earth given 50-50 chance of hitting key warming mark by 2026The world is creeping closer to the warming threshold, with nearly a 50-50 chance that Earth will temporarily hit that temperature mark within the next five years, teams of meteorologists across the globe predicted.
Source: KPBSnews - 🏆 240. / 63 Read more »
Earth given 50-50 chance of hitting key warming mark by 2026The world is creeping closer to the warming threshold international agreements are trying to prevent, with nearly a 50-50 chance that Earth will temporarily hit that temperature mark within the next five years, teams of meteorologists across the globe predicted. Missed the mark already. ALL heavy polluting industries have to reduce their outputs by more than half RIGHT NOW, to make 5 years even have any noticeable impact in 5 years. As for the everyone else? 2 months of minimal to no driving a year up to 2026. (more EVs less combustion. Who cares about 'Global Warming' and monster Category 6 hurricanes plus the entire West ON FIRE . We need cheap gas until the very end!!! This sucks to say.... but I am beat. Who cares They are taking away democracy everywhere, the rich are destroying at an obscene rate and we cannot beat them.🤷♂️ They have beat me down to the point of just not caring anymore. I wonder what will finally get me.. war or weather?🤷♂️
Source: AP - 🏆 728. / 51 Read more »
Earth: Facts about the Blue PlanetFind out how Earth formed, what it's made of and more.
Source: LiveScience - 🏆 538. / 51 Read more »
NASA’s SpaceX Crew-3 to Discuss Mission After Returning to EarthAstronauts of NASA’s SpaceX Crew-3 mission, including crew members from NASA and ESA (European Space Agency), will answer questions about their recent mission aboard the International Space Station during a post-splashdown news conference at 11:45 a.m. EDT Wednesday, May 11. nasahqphoto Did you guys fell claustrophobic ? nasahqphoto Did they see HunterBiden up there? The fbi can't find him. nasahqphoto How many Aliens did you see? And why does Nasa not let you talk about it? I only have these questions, sorry.
Source: NASA - 🏆 672. / 51 Read more »