Which of the following is a nonrenewable energy source? a. coal b. hydroelectric c. solar energy d. geothermal

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

How water is moving through the ecosystem ?

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous