Discus how could the four different bases in DNA strands can be responsible for the almost endless variety?

Question

in nature?

Answer 1

Just like the 26 letters of the English alphabet can be arranged into thousands of different words that create different sentences and, thus, translate different information such as in a book, the 4 nucleotides can be arranged into specific sequences, called genes, and different genes make up the genetic code of DNA with endless variety.