Eukaryotes a. after oxygen producing prokaryotes b. after autotrophic prokaryotes colonized land c. before prokaryotes d. after prokaryotes, but before oxygen producing prokaryotes

(6.02 mc)what affect do marine protected areas have on environmental quality? they increase environmental quality by preventing resource overuse. they increase environmental quality by adding new species. they decrease environmental quality by removing all human activity. they decrease environmental quality by adding recycling facilities.