Phosphorus is important in bone tissue which other element is important to bones

Which of these statements are true about scientific theories and hypothesis

What is the importantence of the carbon and nitretan cycles in the environment

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