It is a good idea to create models of how populations are changing so that we are able to take a better look into what is causing it, if it is a bad or good thing that is taking place, how socioeconomic status may be playing an affect on the changes ect. It can also show if there are concerns coming on the horizon by looking at the change and poll shifts.
The given mutation of the DNA segment ctc ctc ttc to ctc ctt ttc is a known type of mutation in the gene for beta-globin. The translated protein remains unchanged because both the CTT and CTC codons code for the amino acid glutamic acid.