Matching DNA

the matcing DNA when the alien was scanned back  here on the Earth in some little town in the American republic was known to help them know that aliens might never be the one that they need to see signs that humanity is not allowed in this local republished in the greatest possible new outcomes, In this relative nothingness.
But scientists afterwards have planned to study their biological strucutures, as well asthe UFO that was crushed in that tiny little American town, its believed that these  aliens were one of the leasti ntelligent since they have already just made to the Type II Status category and then already made it to the human solar system
and then upon their arrival, their engines burned up because the core of the earth chemicalyl converted their speeding and ashy clouds into GAS...