Why is DNA called the universal genetic code? O All DNA is contained in the nucleus of a cell.
O DNA has been found on every planet in our universe.
O All DNA is made of the same building blocks called nucleotides.
DNA is found in animal and plant cells but not in bacteria.

DNA is considered a universal genetic code because every known living organism has genes made of DNA.All organisms also use DNA to transcribe RNA, and then they translate that RNA into proteins. Every living organism uses that same system.

C

Explanation:

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion

thinking it would be d not too sure but i think it's right