The organism is the LEAST related to the other three organisms should be considered as the organism 2.
Amino acid sequence:
It is the process of identifying the arrangement of amino acids with respect to the proteins and peptides. There are various distinct amino acids that have been discovered in nature.
So based on this, we can say that The organism is the LEAST related to the other three organisms should be considered as the organism 2.
Learn more about an organism here: https://brainly.com/question/25327080