A longitudinal section of the kidney and some associated structures have been labeled which labeling is correct?

What evidence is there that convection occurs in earth’s troposphere?

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

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes