What is the small magellanic cloud?

a) the center of the milky way galaxy
b) a satellite galaxy of the milky way galaxy
c) the material from which the milky way galaxy formed
d) an object halfway between the milky way and andromeda galaxies

Which of the following is the best definition of a eukaryota? a. a one-celled organism that does not have a membrane-bound nucleus b. a one-celled organism that does not have a cell wall c. an organism whose cells each contain a membrane-bound nucleus d. an organism whose cells each have a cell wall