Which is the best characteristic that distinguishes the kingdom archaebacteria from the kingdom eubacteria? cell wall structure body type nutrition source presence of a nucleus

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca

Most enzyme names end in the

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