What is the path that earth takes place at?

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:

thats not a question

it is a limiting nutrient limited by a single nutrient in the ecosystem, & the single goes very slow.