Proteins are made from Amino acids and, proteins are made by the ribosomes in a cell. <span />
Answer: My favorite song is see you again, That is my favorite I am not sure that I have another favorite song
Explanation:
Learn by looking at others do something
<h2>540 million years ago
</h2>
Paleozoic.
Era immediately follows Precambrian It lasted about 4.5 billion years.
When did abundant fossil evidence first appear in the geologic record.
540 million years ago.
