Which statement correctly compares a eukaryotic cell and a prokaryotic cell? choose all answers that are correct. a. eukaryotes use flagella for movement, while prokaryotes use pili. b. eukaryotes have multiple strands of dna, while prokaryotes contain a single dna molecule that displays a circular form. c. eukaryotes have membrane-bound organelles, but prokaryotes do not. d. eukaryotes come in only three shapes - spherical, elongated, or spiral, while prokaryotes have many shapes.