At which stage is glucose broken into smaller molecules? a. before cellular respiration begins b. during the first stage of cellular respiration c. during the second stage of cellular respiration d. at the end of cellular respiration

Which of the following matches the organisms described with the correct domain? a. archaea--multicellular, eukaryotic organisms that do not have cell walls b. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sources c. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycan d. bacteria--unicellular, eukaryotic organisms that always lack cell walls