Answer:
Explanation:
This is known as the RNA world hypothesis. Scientists favor RNA over DNA as the first genetic molecule for several reasons. Perhaps the most important is that RNA can, in addition to carrying information, act as a catalyst. ... A catalytic RNA could, potentially, catalyze a chemical reaction to copy itself.
<span>Cumulus, stratus, and cirrus are all the main types of clouds. Cumulus clouds are indicators of fair weather but can turn into thunderstorms. Stratus clouds are flat clouds that are indicators of steady rains. Cirrus clouds are high up the sky which are made up of ice particles and are indicators of a fine weather.</span>
¡Hola! Bueno, dijiste Experimento de redi y pasteur. No hiciste una pregunta, así que te daré información. Todo comenzó en 1864 cuando Louis Pasteur llevó a cabo muchos experimentos peligrosos. Louis hizo esto para mostrar que los microbios también provenían de otros microorganismos. Cuando terminó sus experimentos resultó que los microorganismos tampoco provenían de generación espontánea.
Answer:
hydrogen gas dominated earth's first atmosphere?
Breathing, burning something/ fire, or i guess photosynthesis
