The genetic building blocks of life—formed from the four nucleotides adenine (A), cytosine (C), guanine (G), and thymine (T)—are read in groups of three known as codons. While some codons (known as ...

Here’s what you’ll learn when you read this story: When you drill down far enough, life becomes an alphabet soup of letters—four of them to be exact. These nucleotides—adenine (A), cytosine (C), ...

Here’s what you’ll learn when you read this story: The genetic building blocks of life—formed from the four nucleotides adenine (A), cytosine (C), guanine (G), and thymine (T)—are read in groups of ...