During respiration, members of the animal kingdom use and then release as a waste gas. a) oxygen: hydrogen b) carbon dioxide: oxygen c) oxygen: carbon dioxide d) carbon dioxide: water vapor

(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.