How would a scientist use DNA or protein sequences from three different organisms to construct a cladogram?

need help!!! how do I do this??

2 answers

You can't spell biology. Smh
Clanogram is a diagram showing cladistic relationship between a number of species . Scientist would use DNA or protein sequences taken from three different organisms to construct a cladogram because , It can be facilitated by cell - surface proteins that recognized DNA. All 3 are parasites or an organism.