An electron transport chain that produces ATP is part of both the cellular respiration
process and

it's anything that aren't producers and consumers.

explanation:

you've got to be clear on what "this" is

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: