ELI5: Explain Like I'm 5

Transfer RNA

Okay kiddo, so imagine you have some very important letters that need to be delivered to different people. But instead of sending the letters by mail, you have to physically bring them to the right person. Transfer RNA, or tRNA for short, is like that messenger who carries the letters.

Except in this case, tRNA carries something called amino acids, which are like building blocks for proteins. Just like you can make different things with Lego blocks, our bodies use amino acids to build different types of proteins that do different jobs.

So the tRNA, or messenger, picks up the amino acids from where they're made and brings them to a factory called a ribosome. The ribosome reads a special code, called the genetic code, that tells it which amino acids to use and in what order to make a protein. And the tRNA helps match up the right amino acids with the right code.

It's like putting together a puzzle, but with way more pieces and way more complicated. But thanks to tRNA, proteins can be made correctly and our bodies can do all sorts of important things like grow, repair, and fight off diseases.