All living organisms are classified into one of three domains: Bacteria, Archaea, and Eukarya. Organisms in the domianns Bacteria and Archaea have which of the following in common? 1. They are eukaryotic.2. They are multicellular, 3.They are prokaryotic4. .They are heterotrophic.

3. Prokaryotic

Explanation:

Archaea and bacteria are both prokaryotic, which means  they don't have a nucleus or membrane-bound organelles. Hope that helped!

b. lithosphere, asthenosphere, mesosphere   is the answer most likely

these muscles maintain the blood pressure in the vessels. the smooth muscles are innervated by nerves of the autonomic nervous system. when the muscles contract, they cause vasoconstriction of the vessels and increase blood pressure. when the muscles relax, they enable vasodilation of the   blood vessels hence reduce blood pressure.