Mostly yes so I have to be as good as possible
Explanation:
This process is known as nucleosynthesis. But the universe was still too dense and hot for electrons to join these nuclei and form stable atoms. That's a busy first second. Next we'll find out what happened over the next 13 billion years.
The answer to that question would be false
RNA is a polymer with a ribose and phosphate backbone and four different bases: adenine, guanine, cytosine, and uracil. The first three are the same as those found in DNA, but in RNA thymine is replaced by uracil as the base complementary to adenine.