Which is a density-independent factor
A. Space
B. Food Source
C. Hurricanes
D. Shelter

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

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Which to produce involved from a symbiotic relationship of organisms which resulted in eukaryotic organisms contain chloroplast