What is the correct order of the steps in the progression of lung cancer in a smoker?

the wires in the toaster turning red and the toast crisping and turning brown

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: