Fill in the blank Both of these studies have to do with the sky. However, focuses on space and structures within it, like stars and meteorolds, and focuses on weather elements, like wind currents and cold fronts.

The first blank can be
1.geology
2. astronomy
3.oceanography
4.meteorology

The second blank can be
1.oceanography
2.astronomy
3.geology
4.meteorology

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