What characteristic best describes all eukaryote cell?

Why is sea life important? How did this occur? Compounds having an affinity for water are said to be? What event makes the hypothalamus sense that body cells need more energy? Can you still buy 2 prong receptacles? What group can phylum be broken down into? What turns slate into magma? What does the acronym Oil RIG stands for in chemistry? Where did the lamp originate from? What is the largest river or drainage basin in the world? Is the freezing point of a mixture of water and salt higher lower or the same of pure water or none? When does muscle fatigue occur? What conditions are necessary for fungi spores to germinate? What time period did Sir Isaac Newton propose his ideas? Which orbit shown has an eccentricity that is closest to 0? What statement is not true if the cilia in the respiratory tract? What are all of the birthstones in order? What colour birthstone is Capricorn? What moves through a lipid bilayer slowly? How does the connective tissue help the brain to perform its function?