Which part of the kidney acts as a funnel to pass the urine that is produced in several nephrons to the ureters?
a. medulla

b.
cortex

c. renal pelvis

d.
renal vein

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