Which of the following might result in a human zygote with 45 chromosomes? a) an error in either egg or sperm meiotic anaphaseb) failure of the egg nucleus to be fertilized by the spermc) failure of an egg to complete meiosis iid) incomplete cytokinesis during spermatogenesis after meiosis i

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