Explain how scientists think that eukaryotic cells evolved from prokaryotic cells. Be sure to describe at least Two cell organelles that led scientists to this conclusion.

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

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?