Life’s ingredients discovered in samples Nasa probe returned from an asteroid
Samples returned from an asteroid contain a surprising abundance of the basic ingredients of life. They were discovered to be rich in carbon, nitrogen and ammonia, with over 30 kinds of amino acids and the five nucleobases found in RNA and DNA. 1 The asteroid, Bennu, was targeted by a Nasa mission that returned a capsule to Earth in September 2023.
NASA's OSIRIS-REx mission successfully returned samples from asteroid Bennu, revealing 14 of the 20 essential amino acids for ...
Samples from the asteroid Bennu, which landed in Utah's west desert in September 2023, could suggest rocks carrying an ...
RNA (ribonucleic acid) is a nucleic acid polymer where the carbohydrate is ribose. RNA is generally single-stranded, as DNA is transcribed by RNA polymerases into mRNA (messenger RNA), which ...
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