<prompt> True about bacteria -Mitochondria always absentSterols always present in cell wallDivide by binary fissiona c  <response>: Ans. is a i.e., Mitochondria always absent; c Divide by binary fission . Bacteria are prokaryotes and do not have mitochondria, nuclear membrane, nucleolus, lysosomes, golgi apparatus, and endoplasmic reticulum. . Sterols are absent in cell wall, except for mycoplasma. . Bacteria divide by binary fission . They can be seen under light microscope, phase contrast microscope, Dark field Dark ground microscope and electron microscope. 