The ursidae family of animals includes the giant panda, the brown bear, the polar bear, and the spectacled bear. which of the following characteristics best classify these bears into genus and species levels? a. eating habits b. dna sequences c. method of reproduction d. location of natural habitat

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